The Ramaciotti Centre for Gene Function Analysis provides: • a major focus for research in Functional Genomics in Australia • a central facility to enable researchers determine how organisms respond to change • expert personnel and state-of-the-art equipment to integrate DNA technology with protein analysis • training in these technologies to develop research expertise 1 The Ramaciotti Centre for Gene Function Analysis Core Facility School of Biotechnology and Biomolecular Sciences, University of New South Wales Nodes School of Pathology, University of Sydney Department of Genetics, University of Newcastle College of Science and Technology, Macquarie University Victor Chang Cardiac Research Institute Westmead Millennium Institute Additional Partners Faculty of Informatics, Science and Technology, University of Western Sydney Garvan Institute of Medical Research Kolling Institute New Children's Hospital Expertise Functional genomics DNA microarraying including Affymetrix system Robotics Gene knockout technology DNA sequencing High capacity PCR Bioinformatics 2 Management Committee Professor Peter Bergquist Professor Ian Dawes (Director) Professor Tony Cunningham Professor Richard Harvey Professor Nick Hunt Professor Peter Little Professor Nicolle (Nicki) Packer A/Professor Roger Read Professor Rodney Scott Professor John Turtle Dr Alan Wilton Independent Chair University of New South Wales Westmead Millennium Research Institute Victor Chang Cardiac Research Institute University of Sydney University of New South Wales Macquarie University University of New South Wales University of Newcastle Clive and Vera Ramaciotti Scientific Committee University of New South Wales Alternates Dr Barry Slobedman for Professor Tony Cunningham Professor Ron Trent for Professor Nick Hunt Professor Kaisu (Helena) Nevalainen for Professor Nicki Packer Dr Cliff Meldrum for Professor Rodney Scott Management Committee meetings were held on 18th April, 22nd August and 14th December, 2007. Scientific Advisory Committee Professor David Bowtell Dr Annabelle Duncan Professor Chris Goodnow Professor John Mattick Scientific Director, Peter MacCallum Cancer Research Institute Deputy Director and Chief Operating Officer, Bio21 Molecular Science and Biotechnology Institute, University of Melbourne Chief Scientific Officer, Australian Phenomics Facility, John Curtin School of Medical Research, Australian National University Professor of Molecular Biology, Institute for Molecular Bioscience, University of Queensland 3 Chief Investigators Professor Rob Baxter Professor Peter Bergquist Professor Judy Black Dr Michael Buckley Dr Ricardo Cavicchioli Professor Colin Chesterman Professor David Cook Professor Tony Cunningham Professor Ian Dawes Dr Michael Gillings Professor Bob Graham Professor Peter Gunning Professor Richard Harvey Professor Nick Hunt Professor Staffan Kjelleberg Professor Peter Little Professor Geoff McCaughan Professor Brian Morris Dr David Mowat Dr Greg Peters Professor Rodney Scott Professor John Shine Dr Barry Slobedman Professor Rob Sutherland Kolling Institute of Medical Research Director, Biotechnology Research Institute, Macquarie University Department of Pharmacology, University of Sydney School of Pathology, University of New South Wales School of Biotechnology and Biomolecular Sciences, University of New South Wales School of Pathology, University of New South Wales Department of Physiology, University of Sydney Westmead Millennium Institute School of Biotechnology and Biomolecular Sciences, University of New South Wales School of Biological Science, Macquarie University Victor Chang Cardiac Research Institute Oncology Research Unit, New Children's Hospital, Westmead Victor Chang Cardiac Research Institute Department of Pathology, University of Sydney Centre for Marine Biofouling and Bioinnovation University of New South Wales School of Biotechnology and Biomolecular Sciences, University of New South Wales AW Morrow Gastroenterology and Liver Centre, University of Sydney Department of Physiology, University of Sydney School of Women’s and Children’s Health, University of New South Wales The Children’s Hospital, Westmead School of Biomedical Sciences, University of Newcastle Garvan Institute of Medical Research Westmead Millennium Institute Garvan Institute of Medical Research 4 CONTENTS Director's Report 6 Staff 9 Services 11 The Facility 12 Research and Development 15 Printed Arrays 15 Affymetrix Service 16 DNA Sequencing 17 Collaborations 18 Grant Awards 19 Activity Profiles 23 Canine genetics 23 Peter Wills Bioinformatics Centre 25 Education and Training 28 Students 28 Workshops and Seminars 30 Publications and Presentations 32 Financial Statement 43 5 DIRECTOR'S REPORT The technologies on which the Ramaciotti Centre is based are expanding rapidly. Transcriptomics is now merging with other aspects of genomics with the recent appearance of new microarray platforms and chips. In addition to the availability of gene expression arrays with up to 44,000 transcripts and exon arrays, there are a number of important other systems that have been developed. Tiling arrays provide very novel ways to study gene transcription, replication, recombination and micro RNA transcription across the entire genome. Micro RNAs are now subjects of considerable research and array technology is very appropriate to the study of their distribution, regulation and function. Microarray technology can also be used to identify changes in the epigenetic status of the genome. Gene mapping is being revolutionised by the recent availability of very high density (>500,000) single nucleotide polymorphism arrays (SNP) arrays and other techniques for detecting genetic polymorphisms and this has major implications in medicine and agriculture. Hence there is now a spectrum of genomic technologies that fall in to the transcriptomics/genomics area. Array technologies can also be used to study molecules other than the nucleic acids, including proteins and carbohydrates. Even microbial cells have been arrayed. These technologies are very important for current and future medical research, addressing pathogenesis and drug development for many diseases including cancer, heart disease, arthritis and inflammatory disease. They are also increasingly being recognised for their potential in agricultural research. With the advent of metagenomics (sequencing of many organisms’ genomes from an environmental sample) and the sequencing of consortia of organisms in particular environmental niches, microarray technologies will provide a platform to study changes in environmental flora in response to seasonal variation, environmental change or toxic pollutants. This will require either capacity to spot oligonucleotides or the ability to produce oligonucleotide arrays synthesised following the design of the researcher. 2007 was a very significant year for the Ramaciotti Centre for Gene Function Analysis, when we expanded our core role as a direct open access service facility with a strong record in provision of services in the transcriptomics and functional genomics areas and merged with the UNSW DNA Sequencing Facility. The Facility was founded in 1995 with the objective of establishing a modern facility to supply molecular and cellular biological researchers with an automated service for efficient, high capacity DNA sequencing. It has been extremely successful in reaching this objective, and provides a cost-effective service for researchers at UNSW, across the Sydney region and beyond for the generation of sequence data and DNA fingerprinting by microsatellites. Over its 12 years of operation the Facility has provided low cost, high quality data for hundreds of research groups with thousands of students, and provides basic data that contribute to hundreds of scientific publications each year. It also supplies low cost consumables through the joint buying power of many users. 6 The DNA Sequencing Facility has an annual turnover of $800,000, and the strength of its position is reflected in this year’s financial report. It currently has about 150 active customers and serves local researchers in BABS, BEES, CEIC and SOMS at UNSW as well as Prince of Wales Hospital. External clients include the University of Sydney, Macquarie University, Royal North Shore Hospital, Garvan Institute of Medical Research, Victor Chang Cardiac Research Institute, NSW Department of Agriculture, Royal Botanical Gardens and the Australian Museum. To keep pace with demand the Facility has had several upgrades with the addition of robotics in 1999 and a high throughput capillary sequencer in 2003 through Capital Grants Funding. Another very important development has been the implementation of active collaboration with the Peter Wills Bioinformatics Centre (PWBC) at the Garvan Institute, in order to provide high level bioinformatics resources for our customers and colleagues. A computer server and software for the secure archiving and analysis of microarray data is located in the PWBC and known as the Garvan's GeneSpring WorkGroup. This now houses the Ramaciotti Centre’s Affymetrix array data and provides a secure work space for individual users. The work of the PWBC is profiled in this report. Yet again the Ramaciotti Centre was successful in applying for LIEF funding for major items of equipment, and the 4-year support from NCRIS, which leveraged funding from the NSW Government and UNSW, will enable us to increase our expenditure on service provision in transcriptomics and bioinformatics. As new technologies have become available the demand for printed arrays has declined to the stage where we no longer need to dedicate a member of staff to their production, and towards the end of the year Dr Shining Yuan left the Centre to continue her career at the Red Cross Blood Bank. This year we have also restructured the Centre’s Management Committee. Professor Peter Bergquist is the independent Chair and Professor Nicki Packer has replaced him as Macquarie University’s representative; Professor Helena Nevalainen is her alternate. Dr Alan Wilton, Manager of the DNA Sequencing Facility, was invited to serve on the Management Committee on the merger of the two organisations, and Professor Richard Harvey has replaced Professor Bob Graham to represent the Victor Chang Cardiac Research Institute. At end of 2007 Professor Peter Little resigned from UNSW and therefore also from the Committee. I would like to thank all the members of the Management Committee for their valued input in the face of so many competing commitments. The Centre continues to support the highest quality research, as exemplified by the output of publications and presentations listed in this Annual Report. Work by Thomas Preiss and colleagues at the Victor Chang Cardiac Research Institute on how a network of multiple regulatory layers shapes gene expression was the subject of a Research Highlight report in the Nature Reviews Genetics (Flintoft L. Gene regulation: A multilayered take on gene expression. Nat Rev Genet 2007; 8:407). The Centre’s students are also contributing to its high profile. Dr Ben Tang, whose PhD is co-supervised by Professor Anthony McLean at Nepean Hospital and Dr Ruby Lin and myself at the Ramaciotti Centre, was awarded the Nepean Hospital Medal for his research on the detection of sepsis in intensive care patients. Ben’s publication of his 7 findings in the American Journal of Respiratory Critical Care Medicine earned an editorial in the same issue. Finally, I would like to pay tribute to all the staff of the Centre’s core facility at UNSW, who continue to work beyond the call of duty to promote its success and satisfy its customers. Ian W. Dawes Director 8 STAFF Microarray Manager Dr Bronwyn Robertson was appointed to the position of Manager of the Microarray Facility from October, 2000 and continued to manage the research of the facility until August 2005, when she took maternity leave. She returned on a part time basis at the end of August 2006. Bronwyn has a PhD in Microbiology from the University of New South Wales and was a Research Fellow at the Japan Science and Technology Agency from 1998 to 2000. Microarray Manager Dr Helen Speirs took up the position of Manager of the Microarray Facility in September 2005 and led the Centre’s development of its expertise in Affymetrix arrays until she took maternity leave in September 2006. She returned to the Centre on a part-time basis in May this year. Helen has a PhD from Edinburgh University and her early postdoctoral work focused on blood coagulation, hypertension and thrombosis. In Sydney she joined Acyte Biotech as a senior research scientist, and before joining the Centre she managed the central molecular biology facility at the Institute for Biomedical Research at Sydney University. 9 DNA Sequencing Manager Angela Higgins is the Service Manager of the DNA Sequencing Facility. Her background is in population and plant genetics and microbiology. Angela is responsible for the day-to-day management of the Facility, including sample preparation (sequencing and genotyping), results analysis, customer liaison and supervision of research assistants and students. She also provides a troubleshooting service for customers. Angela was first employed by the UNSW Sequencing Facility in April 1997 and over the 10 ensuing years has been instrumental in its ongoing success. Technical Manager Geoff Kornfeld is the Technical Manager of the Facility. He is responsible for the Centre's IT, and is invaluable in the selection, ordering and installation of the Facility's equipment. Geoff's time is an in-kind contribution from the University of New South Wales. Postdoctoral Research Fellow Dr Ruby Lin joined the Centre in September 2003 as the Ramaciotti Research Fellow. Ruby completed her PhD at Sydney University under the supervision of Dr Brian Morris in 2002. She was awarded the prestigious Peter Doherty Fellowship from the National Health and Medical Research Council in 2005 and has successfully applied for a range of grants supporting research collaborations and contributing to Centre infrastructure. She is actively collaborating with several external research groups, applying the Centre’s technological approach to a range of medical fields. 10 SERVICES The Centre provides a central facility to assist researchers to determine how the genes in an organism respond to change. The facility offers a wide range of resources to genomics researchers, including: • Manufactures and analyses cDNA and oligonucleotide microarrays • Provides high throughput robotics for analysis of gene function • Generates specific genome arrays • Facilitates the making of expressed sequence tag libraries from cells undergoing normal or pathological development • Provides full services for users of the Affymetrix GeneChip® System • Provides a DNA sequencing service • Provides access to the Saccharomyces cerevisiae genome-wide deletion strains • Provides robotics for protein analysis and identification • Reduces costs to users by accessing consumables and licences (such as the GeneSpring licence, Affymetrix chips and sequencing reagents) at bulk rates. 11 THE FACILITY The focus of the Centre occupies 240 square metres in the first floor of the Life Sciences Building at the University of New South Wales. It includes a state-of-the-art microarraying and DNA sequencing facility, a wet laboratory and offices. The Centre incorporates an impressive range of major equipment underpinning its services and located at the UNSW facility and the Centre nodes. Ramaciotti Equipment Register Location Contact UNSW Helen Speirs Microarray Tel: +61 2 9385 1241 Facility Fax: +61 2 385 1277 Email: ramaciotti@unsw.edu.au Item GCAS Affymetrix Robotics for Expression Arrays Affymetrix GC3000 System Piezoelectric Microarraying printer (Biochip Arrayer – Perkin Elmer) Agilent Bioanalyzer Apple Raid Discserver Axon Microarray Scanner 4000B Phosphoimaging equipment MJ Research Tetrad PCR machine Beckman Biomek 2000 with stacker and Spectromax 190 plate reader Speed Vac 2-25 rotational vacuum concentrator -80°C freezer (Revco ULT2186) 20 Telechem SMP Microarraying pins ABI PRISM 7700 sequence detection system Genetix ESI DNA microarrayer Robbins Hydra liquid handling system ArrayWorX scanner Corbett q-RT-PCR machine BioRad Chipwriter Mini Mac G5 Rack Mount computer Genetix QArrayII (property of Macquarie Uni) 12 Location UNSW DNA Sequencing Facility Contact Angela Higgins Tel: +61 2 9385 1237 Fax: +61 2 9385 1483 Email: sequencing@unsw.edu.au Item ABI 3730 48 capillary DNA sequencer ABI 9600 PCR machine Sydney University Nick Hunt Tel: +61 2 9036 3242 Fax: +61 2 9036 3286 Email: nhunt@pathology.usyd.edu.au AllTech HPLC Controller Autosampler Pump Degassing Robotics – liquid handling system (Corbett Research) CAS1201 Microplate System (BioRad Ultramark) Microarray Scanner (Axon AX AGP 4000B) Real Time DNA Amplification system (Corbett Rotor Gene 3000) ABI PRISM 7700 sequence detection system Microarray Scanner (Axon 4000B) (SUPAMAC) Ron Trent Tel: +61 2 95157514 Fax: +61 2 9550 5412 Email: rtrent@med.usyd.edu.au (Westmead Millennium Institute) AB 3730xl DNA Fragment Analyzer upgrade 3100-01 ABI Prism 3100 Genetic Analyzer, Applied Biosystems SNP analyzer: ABI PRISM 7900HT sequence detection system with automation accessory ABI 3700 Genetic Analyser Microarray Scanner (Axon Tony Cunningham 4000B) Tel: +61 2 9845 9005 Fax: +61 2 9845 9100 Email: tony_cunningham@wmi.usyd.edu.au 13 Location Macquarie University Contact Belinda Ferrari Tel: +61 2 9850 9252 Email: bferrari@cmbs.mq.edu.au Moreland Gibbs Tel: +61 2 9850 6955 Email: mgibbs@els.mq.edu.au Nicki Packer Tel: +61 2 9850 8176 Fax: +61 2 9850 8313 Email: npacker@cbms.mq.edu.au Anwar Sunna: Tel: +61 2 9850 4220 Email: asunna@els.mq.edu.au Item FACSAria Flow Cytometer Robotics (BioRobots) Eppendorf epMotion robot DNA Scanner Bio-Plex Suspension Array Systems Robotic Colony Picker (located UNSW) ABI PRISM 7700 sequence detection system Newcastle University Rodney Scott 3730 DNA Fragment Tel: +61 2 4921 4974 Analyzer Email: Rodney.Scott@newcastle.edu.au Illumina Bead station PCR Machines (4) Qiagen Robotics Microarray Scanner (Axon 4000B) Laser dissection microscope Pyrosequencer Qiagen BioRobotics M48 SNP detector (Varian Helix System): 2 TECAN upgrade ABI PRISM 7900HT sequence detection system Victor Chang Cardiac RI Daniela Stock Tel: +61 2 9295 8560 Email: d.stock@victorchang.edu.au Dr Owen Prall Tel: +61 2 9295 8522 Email: o.prall@victorchang.unsw.edu.au Crystallisation Robot (TTP Labtech Mosquito) Microarray Scanner (Axon 4000A) 14 RESEARCH AND DEVELOPMENT Printed arrays Demand for printed arrays in 2007 was exactly the same as that in 2006. However, this largely reflects interest in the Exiqon LNA microRNA set that was printed and offered to researchers in March of this year (see below). There were no requests for the majority of printed arrays offered by the Centre in 2007, including mouse and human arrays. During the year overall demand dropped to a very low level, and from September to November no printed arrays were sold. As a result the Centre is no longer employing a staff member to manage this part of its service. 1. Yeast (Saccharomyces cerevisiae) Microarrays printed from the MWG Yeast 6K genomic set, supplemented with oligonucleotides designed in-house to cover genes not included in the original MWG set, continued to be requested in 2007 and slightly more were sold than in 2006. The Centre is the only facility in Australia that offers printed microarrays for yeast researchers. The complete Euroscarf set of yeast knockout mutants is also available. 2. Rat There was still significant demand during the first half of the year for the 10K rat arrays, which were the Centre’s most successful product in 2005. However, no orders were received for the 27K set. 3. microRNAs In March the Centre offered slides of the most comprehensive miRNA set available. This is the Exiqon LNA microRNA set (V8.1), which contains 1500 unique target oligos for all annotated miRNAs (vertebrates/invertebrates/plants/viruses) in the Sanger miRBase as well as proprietary miRNAs from the Max Planck Institute/Garching Innovation that are not in the Sanger miRBase. There was regular demand for these slides from March to September, and they comprised 40% of the Centre’s 2007 sales of printed arrays. 4. Custom array Two orders for custom arraying were placed in 2007, resulting in sales of twice as many custom arrays as in 2006. Sales of printed arrays in 2006 and 2007 Organism Yeast Mouse Rat Human Micro RNA Custom array TOTAL Slide type MWGSc6K CGenMm22K CombRat10K OperRat27K CGenHu30K Chromarray miRCURY Slide number 2006 2007 120 132 81 0 18 44 85 0 12 0 39 0 not available 149 30 60 385 385 15 Affymetrix Service In 2007 the Centre offered a full processing service for all the Affymetrix arrays available at that time, including expression, exon, mapping, promoter, tiling and targeted genotyping arrays. Moreover, the latest Affymetrix arrays were immediately available from the Centre. For example, on May 21st Affymetrix announced the launch of its Genome-Wide Human SNP Array 6.0, a single microarray that contains more than 900,000 SNPs, and in July the Centre processed this chip for two customers. Moreover, the Centre’s high quality performance is recognised by Affymetrix, which has chosen the Centre as its worldwide testing site for the use of Affymetrix chips with FFPE (formalin-fixed, paraffin-embedded) fixed tissue samples. Demand for Affymetrix services continued to grow and remains the major source of income for the Centre. In 2007 the Centre processed 699 Affymetrix arrays for customers, an increase of 23% over 2006. The majority (77%) were expression arrays. Human arrays were in greatest demand, but the range requested was wide and included bovine, canine, rat, mouse, chicken, Saccharomyces cerevisiae and Pseudomonas aeruginosa chips. Affymetrix service sales are detailed below. Sales of Affymetrix Arrays 2007 Genechip type Service level Client Sample number Expression arrays full Human HGU133 Plus 2.0 expression hyb, wash & scan full Human gene array 1.0 ST label, hyb, wash, scan Ramaciotti, UNSW Garvan Institute Pathology, USyd Kolling Institute Nepean Hospital St Vincent’s Hospital Cure Cancer USyd Children's Hosp Westmead Neurology, USyd SUBTOTAL Med, USyd CCIA Biomed Eng, UNSW Garvan Institute SUBTOTAL full Human exon 1.0 hyb, wash & scan full Human exon array 1.0 ST Human promoter 1.0R Bovine expression hyb, wash & scan hyb, wash & scan full Griffith Uni IMB, UQ Physiology, USyd SUBTOTAL St George Hospital Griffith Uni MMB, USyd SUBTOTAL Garvan Institute SUBTOTAL Vet Science, USyd CSIRO Livestock Industries SUBTOTAL 9 31 2 26 35 14 2 16 25 40 200 30 4 12 6 52 8 4 9 21 6 6 11 23 76 76 13 68 81 16 Rat gene array Mouse 430 2.0 expression full Garvan Institute SUBTOTAL 6 6 22 6 6 4 38 12 12 8 8 10 10 2 9 3 14 2 2 TOTAL EXPRESSION ARRAYS 535 Children's Hosp Westmead Griffith Uni SUBTOTAL Med Sci, UNSW Med Sci, UNSW SUBTOTAL Garvan Institute Peter Mac Institute Sydney Children’s Hosp SUBTOTAL 12 11 23 12 8 20 49 29 12 90 BABS, UNSW 30 SUBTOTAL full USyd Med Sci, UNSW Victor Chang Baker Institute full Garvan Institute full IMB, UQ full Biol Sci, USyd full AWRI UWS Microbiogen full BABS, UNSW SUBTOTAL Mouse gene array ST1.0 Mouse exon 1.0 Chicken expression S. cerevisiae genome SUBTOTAL SUBTOTAL SUBTOTAL SUBTOTAL P.aeruginosa expression Genotyping arrays Human 250K Sty mapping 100K HindIII/Xba mapping SNP 6.0 Canine 250K Sty mapping Other arrays Test3 full full hyb, wash & scan full full hyb, wash & scan SUBTOTAL 30 TOTAL GENOTYPING ARRAYS 163 Neurology, USyd 1 TOTAL OTHER ARRAYS 1 TOTAL ALL ARRAYS 699 17 DNA Sequencing By the end of the year the DNA sequencing service had a total customer list of approximately 620, 150 of which were active. This service experiences high levels of demand and almost every year since it began operating the sample numbers processed have increased (see Table below). Business in 2007 increased by more than 50% over that in 2006, with 93,337 samples sequenced. Year 2002 2003 2004 2005 2006 2007 Sample numbers 23,896 26,473 61,863 85,236 63,137 93,337 Notes AB 3730 Capillary DNA Analyser purchased July Collaborations The Centre collaborates actively with a wide range of research groups. Productive collaborations include: Cardiovascular disease Dr Ruby Lin is collaborating with Dr Julie McMullen (Baker Institute, Melbourne) to investigate gene expression of heart harvested from different mouse models of pathological and physiological cardiac hypertrophy. She is also working with Professor Judy Whitworth and Dr Yi Zhang (John Curtin School, ANU) on a model for hypertension. This project investigates whether the ACTH-treated Sprague Dawley rat is a suitable model for studying genes involved in the pathogenesis of metabolic syndrome. Human genetic defects The Centre is working with Dr Greg Peters (Children’s Hospital, Westmead) on the detection of small deletions, imbalances and dosage in the human chromosome. Detection of sepsis Dr Ruby Lin is working with Dr Ben Tang and Dr Anthony McLean (Nepean Hospital) to develop a method for the accurate detection of sepsis in intensive care patients. This year the research led to the detection of significant differences between the responses of monocytes and neutrophils in sepsis. Ben was awarded the Nepean Hospital Medal in September for his work. Yeast deletion mutants The collaboration with Professor Phil Hogg (Centre for Vascular Research, UNSW) continues to be productive. This research applies the complete yeast genome deletion set to screen drug candidates. Data storage and analysis The Centre continues to work with Dr Warren Kaplan (Garvan Institute Bioinformatics Centre) to establish a valuable collaborative resource for data storage, linkage and analytical options. 18 Grant Awards The value of the Ramaciotti Centre to the research community is exemplified by the number of grant applications featuring work with the Centre that are now being funded. Australian researchers using the Facility commanded in excess of $9.5m of competitive research grant funding in 2006. Currently, the Ramaciotti Centre Users Group numbers 100 academic researchers, and more than 50 research staff currently actively make use of the Facility. These researchers cover a diversity of research interests across the spectrum of Life Sciences. While not the sole focus, it has a strong interest in Health Science and Microbiology, reflecting the research interests of its main users. The grants awarded for and during 2007 include: Grants awarded for and during 2007 National Collaborative Research Infrastructure Strategy (NCRIS) The Centre successfully applied for Federal Government NCRIS support under the high priority capability area ‘Evolving biomolecular platforms and informatics’ (NCRIS 5.1). This funding established Bioplatforms Australia, which together with the NSW State Government and UNSW will contribute a total of almost $1 m over 4 years in support of transcriptomics services and bioinformatics. Australian Research Council LIEF Grant Dawes IW, Bergquist PL, Trent RJ, Scott RJ, Hogg PJ, Wilkins M, Reichardt JK, Hunt NH, Baker MS and Dunkley PR. Advanced high throughput functional genomics and gene mapping. 2008. $400,000 This application was to enhance the capacity of the Centre to link genomic analyses (including those based on transcriptomics, proteomics and gene mapping) with cell biology studies directed to analysing the function of genes (including phenomics). This capacity is vital to maintain gene and protein functional analysis at the cutting edge of current technology and complement the existing equipment. Once again the application was successful, resulting in the unprecedented award of 8 sequential Australian Research Council Linkage Infrastructure Equipment and Facilities grants to the Centre. The ARC contributed $400,000 to the successful LIEF Grant for 2008, which was led by UNSW. Discovery Grants Grau GE and Hunt NH. Microparticles as effectors of microvascular alterations in brain inflammation. 2007-2009. $90,000 p.a. Preiss T. Determining the sequence of events during eukaryotic translation initiation. 2007-2009. $235,000. Preiss T and Beilharz TH. Role of mRNA polyadenylation control in gene expression. 2008-2012. $685,000. 19 Moscato, Scott RJ and Langston M. Application of novel exact combinatorial optimisation techniques and metaheuristic methods for problems in cancer research. 2007-2009. $340,000. Linkage Grants Higgins VJ, Dawes IW and Rogers PJ. The role of redox balance and reactive oxygen species in beer stability using an integrated transcriptomic and metabolomic analysis. 2007-2009. $315,000. National Health and Medical Research Council Project Grants Grau GE, Cook DI, and Hunt NH. Relationship between cell-cell interactions and disease severity in patients with cerebral malaria. 2007-2009. $135,000 p.a. Preiss T. Probing the cellular functions of the translation factor p97. 2008-2010. $355,500. Australia-European Union Collaborative Grant. Hunt NH. Pathogenic role of microparticles in cerebral malaria. 2007-2008. $161,000 p.a. National Breast Cancer Foundation Trau M, Forbes J, Clark S, Brown M, Francis G, Dobrovic A and Scott RJ. Novel strategies for prediction and control of advanced breast cancer via nanoscaled epigenetic-based biosensors. 2008-2012. $5,200,000. Cure Cancer Australia Foundation Suter C and Preiss T. (2007). Piwi RNAs as masters of gene silencing in cancer. 2008-2009. $72,000. Dog breeders Wilton AN. Contributions from various dog breeders and dingo researchers. 2007. $100,000. Hunter Children’s Research Foundation Bowden NA and Scott R. Genome wide SNP association study of childhood acute lymphoblastic leukaemia. 2008. $20,000. 20 Hunter Medical Research Institute Research Grants Bowden NA and Scott R. Gene expression profiling of xeroderma pigmentosum. 2007. $20,000. Kim K and Scott R. Identification of novel markers in paediatric acute lymphoblastic leukaemia; investigation of DNA methylations and non-coding small microRNAs. 2008. $20,000. Levi C, Attia JR, Scott R and Thrift A. Genetic polymorphisms in the native thrombolytic systems as risk factors for ischaemic stroke. 2007. $5,000. Scott R and Bowden NA. Gene expression profiling of xeroderma pigmentosum. 2008. $100,000. Scott R and Moscato PA. HMRI Emerging Research program - Information based medicine. 2007-2009. $634,044. Tooney PA, Michie PT, Schall UA, Scott R and Stain HJ. Brain science and young people’s mental health: a gene expression study in young people at ultra high risk of developing schizophrenia. 2008. $25,000. PULSE Research Exchange Lechner-Scott J and Scott R. 2008. $15,000. Senior Research Fellowship Attia JR, Gleeson M, Scott R, Carr VJ and Ackland S. 2008-2009. $160,000. Pastoral Breeds Health Foundation Wilton AN. Developing a DNA test for disease trapped neutrophil syndrome in border collies. 2007-2008. £10,000. Terry Snow, Canberra Airport Wilton AN. Genetics of ataxia in kelpies. 2007. $50,000. University of Newcastle Milward EA and Scott R. Microarray analyses of genes important in iron regulation and related disorders. 2007. $16,000. Scott R and Moscato PA. PRC - Priority Research Centre for Bioinformatics, Biomarker Discovery & Information-Based Medicine (CIBM). 2007-2008. $36,620. 21 University of New South Wales Faculty Research Development Scheme Lin R. 2007. $3,000 Faculty Research Grant Lin R. 2007. $10,000 Goldstar Grants Preiss T and Beilharz TH. Role of mRNA polyadenylation control in gene expression. 2007. $40,000. Working Kelpie Council Wilton AN. Genetics of ataxia in working kelpies. 2007. $8,000. 22 ACTIVITY PROFILES The Ramaciotti Centre is a highly collaborative organisation and its success relies on a diverse range of expertise. Each year the Annual Report focuses on and profiles research by major collaborators and users of its resources, as well as different Centre skills. This illustrates the broad applicability and increasing value of Functional Genomics and microarray technology to research teams across the spectrum of biological and medical research, never more so than the two profiles we present this year. In 2007 the Centre merged with the DNA Sequencing Facility, and so this year we are profiling the work of Dr Alan Wilton, the Sequencing Facility’s director. We also initiated a very important collaboration with Dr Warren Kaplan at the Peter Wills Bioinformatics Centre (Garvan Research Institute), with the aim of providing a better bioinformatics service to our colleagues. This work is described in our second profile. 1. Canine genetics (Dr Alan Wilton, Director, DNA Sequencing Facility, School of Biotechnology and Biomolecular Sciences, UNSW). Conservation of the Australian dingo Dingoes are an enigmatic Australian icon whose existence is under threat. Their origins and relationship to other canids was unknown till sequencing work by Alan Wilton and Swedish collaborators showed how closely dingoes are related to domestic dogs. Dingoes breed freely with domestic dogs that have been released into the wild and wild dingoes are being replaced by these hybrids and domestic dogs. Wildlife managers need information on the extent of the problem to make management choices to help preserve the dingos. Dr Wilton developed and continues to refine DNA testing methods to differentiate between dingoes and domestic dogs and their hybrids. In close collaboration with dingo conservation groups, his group has been testing breeding stock in captivity to ensure the purity of these last isolates of the pure dingo. The research is also being applied to wild dog populations through close collaboration with government departments such as NPWS, NSW Dept Primary Industry, State Forests and Rural Lands Protection Boards in various states. Thousands of wild animals have been 23 tested. Samples from Eastern States suggest that there are very few pure animals left and that it will not be long before the dingo is extinct in the wild. This research has enabled the scientific evaluation of the plight of an Australian icon, and provided the basis for legislation and a conservation effort to preserve the dingo based on a sound scientific footing. The work is continuing to increase the accuracy of detection of hybrids by using high throughput genotyping techniques. The sequencing of the dog genome has provided many resources for dog research and we are applying these to examine the dingo and compare it to the dog. Dog SNP arrays are being typed to test 50,000 sites in the dog genome simultaneously. High throughput genomic sequencing is being undertaken through US collaborators to allow SNP discovery to create tools for monitoring hybridisation that can be used on noninvasive samples such as scats. Health and well-being of man’s best friend, the dog. The dog is without a doubt the most loved and closest associated with man of all the domestic animals. Dog breeds of various shapes and sizes have been developed from small groups of animals. This has lead to a high incidence of genetic diseases in the breeds with each breed having its own genetic problems. More medical diagnoses and study of disease aetiology and symptoms occur for dogs than any other animal, which also makes them good models for human inherited diseases. Dogs fill many functions in today’s society from much loved, pampered pets to working dogs for herding, guarding, police Affected pup and unaffected sibling work (detection and attack), and guide dogs. As well as the suffering endured by animals with inherited disease, diseases in working dogs cause financial loss from failure to perform. Dr Wilton’s lab has worked closely with dog breed clubs to develop DNA tests for some common devastating genetic diseases. The diseases studied had severe effects on the health of the animals, and include nerve degeneration, immune problems and instability. Such diseases also have an effect on the popularity of the breed, which has financial consequences for breeders. Education campaigns for breeders about these genetic problems have been developed in close association with breed clubs. A DNA test was developed for an immune deficiency disease in Border collies in 2007 by PhD student Jeremy Shearman and 2500 dogs from around the world were tested to determine if they carry the disease. More than 10% did. Breeders can use test information in selective breeding to eliminate the problem entirely from the breed. Dr Wilton has been recognised for his work with the dog breeding community by being made patron of three different Border Collie Clubs. His reputation in this field has 24 convinced other dog breeders to seek his assistance and he is now working on an ataxia which is a common disorder in kelpies. This research is totally funded by the breeders to the tune of $90,000. This dog DNA research has allowed for testing of genes leading to lethal or severely debilitating genetic diseases in some dog breeds. The tests provide better health for dogs and improve the reputation of the breed as a good pet. Dr Wilton’s research with guide dogs, working cattle and sheep dogs has also improved these breeds so they can be better relied on in their work. The disease genes have their equivalents in humans and make good models for research into the treatment and aetiology of the human diseases. 2. The Peter Wills Bioinformatics Centre. (Dr Warren Kaplan, Mr Jim McBride and Mark Cowley, Garvan Institute for Medical Research) The Peter Wills Bioinformatics Centre (PWBC) at the Garvan Institute was established in 2001, and named in recognition of the contribution made to the Garvan by its previous board chairman, Peter Wills. It was the vision of Peter Wills who foresaw that the sequencing of the human, and other, genomes together with new technologies that use this sequence information would generate unprecedented amounts of data that would need to be housed and analysed by a new generation of researcher, the bioinformatics specialist. Drawing from the fields of computer science, statistics, applied mathematics, physics, chemistry and biology, the PWBC’s teams work in the areas of genomic and protein data-housing and analysis as well as clinical data management. Microarrays are one of the new technologies that use genome sequencing information to enable biologists to simultaneously profile the expression of all the genes in a genome instead of just a single gene, as used to be the case. Very early on the PWBC looked to establish a system that could securely archive microarray data from the Garvan's Affymetrix microarray system, and in collaboration with the Garvan's Cancer Program and cancer researchers from across NSW was awarded a grant from the NSW Cancer Institute to fund a computer server and software for the secure archiving and analysis of microarray data. This archiving and analysis system is known as the Garvan's GeneSpring WorkGroup. The Ramaciotti Centre's acquisition of an Affymetrix Microarray System and its status as an Affymetrix Core Facility contributed to the popularity of this service. Initially, users' data at the Ramaciotti Centre were burned onto CDs and then as data sizes increased onto DVDs. However, the continued increase in feature size on each microarray made this approach no longer feasible and the PWBC was delighted to reach an agreement with the Ramaciotti Centre for the housing of all its array data. 25 Now, data arising from the Affymetrix system at the Ramaciotti Centre are rapidly moved across to the Garvan's GeneSpring WorkGroup where they are uploaded into the user's private work-space. The users, who retain ownership of their data, are then assigned a unique user-name and password for accessing their data via a web-browser. To date we have uploaded more than 60 experiments from the Ramaciotti Centre with the Garvan’s GeneSpring WorkGroup now containing more than 20,000 microarray samples that were run on 65 microarray types. This arrangement with the Ramaciotti Centre has also led to numerous collaborations between biologists using the Centre and the PWBC. Typically, these collaborations involve the design and building of customised bioinformatics solutions for each project where we perform full-scale analyses, covering detailed quality control of the data, statistical analysis to identify genes of interest, and then functional analyses to put these genes into a biological context (Figure 1). These collaborative projects have spanned many organisms and disease areas, including the identification of genes underlying organ transplantation failure, the effects of obesity, thermodynamic regulation of poikilotherms, epigenetic regulation of gene expression, and numerous cancer studies. Figure 1: To assess the extent to which genetic variation influences the regulation of gene expression in different tissues, we measured transcript abundance in three tissues from 31 recombinant inbred mouse lines, using Compugen 22K Mouse OligoLibrary microarrays, printed by the Ramaciotti Centre. Network analysis of gene expression reveals that a number of genes form highly co-regulated groups of genes in each individual tissue. Combining these networks together identifies further groups of genes that are co-regulated in a at least one, two, or all three tissues. Those groups of genes that are co-regulated in all three tissues are strong candidates for being regulated by common mechanisms in all three tissues, of which some component has been perturbed by genetic variation. (Figure taken from Mark Cowley’s PhD thesis). 26 Explaining how genes are regulated has become a grand biological challenge, and in order to answer these sorts of questions biologists have looked to probe the genome for factors such as epigenetic modifications of the DNA, alternate splicing of genes, the identification of transcription factor binding sites via Chromatin Immuno Precipitation (ChIP), and Single Nucleotide Polymorphism (SNPs). Microarray manufacturers like Affymetrix have been quick to respond to these needs and have released exon, tiling and SNP chips. All of these microarray types are housed and have been analysed by the PWBC. 27 EDUCATION AND TRAINING There are three main aspects to the Centre’s education and training activities. Microarraying features in the work of a number of Honours and PhD students who are using material from the Ramaciotti Centre. Throughout the year the Centre hosts seminars presented by experts in its fields of research. In addition, both the Microarray Users’ Group and the Centre’s core Facility organise workshops and seminars, and provide technical support for scientists in the wider research community. Students Honours and PhD students from the Centre nodes and other educational organisations are benefiting from the centre’s resources. Ben Tang won the Nepean Hospital Medal this year. Ben is a PhD student, and already has a Masters degree in clinical epidemiology. He is working with the Ramaciotti Centre, where he is supervised by Dr Ruby Lin, and Professor Anthony McLean at Nepean Hospital. Honours/Diploma students Student Supervisor University Anita Ayer UNSW Simon Keam Dr Gabriel Perrone and Prof Ian Dawes Prof Ian Dawes Narada Kiriella A/Prof Thomas Preiss UNSW /VCCRI Zi Hui Lo Dr Ruby Lin UNSW Shi-Xiong Tan Dr Gabriel Perrone and Prof Ian Dawes UNSW Callum Titmarsh Michelle Wong Prof Rodney Scott Prof Rodney Scott Newcastle Newcastle Internship students Student Julia Wegner Supervisor Stuart Cole Pirooz Poursoltan University Dr Alan Wilton MSc students (continuing) Student UNSW UNSW/ Regensburg Thesis title Mitochondrial glutathione homeostasis in Saccharomyces cerevisiae. Methylglyoxal and ageing in Saccharomyces cerevisiae. Development of methodologies for the identification of miRNA species bound to human Argonautes and analysis of miRNA localisation. The roles of miRNA in transcriptional and post-transcriptional regulation of FoxOrelated genes Redox homeostasis in Saccharomyces cerevisiae: cellular mechanisms involved in reductive stress tolerance Thesis title Genetic basis of gestation in diabetes mellitus Supervisor Prof Ron Trent Prof Ron Trent University Sydney Sydney 28 PhD students (awarded) Student Supervisor University Katie Baines Julia Morahan Prof Rodney Scott Prof Ron Trent Newcastle Sydney Chong-Han Ng Prof Ian Dawes UNSW Martin Ostrowski A/Prof Rick Cavicchioli UNSW Bente Talseth Jason Withford Cave Xin {Maggie} Wang. Prof Rodney Scott Prof Ron Trent Newcastle Sydney A/Prof Mark Gorrell Sydney PhD students (continuing) Student Thesis title Environmental toxicants in sporadic motor neuron disease The study of cellular physiology roles of SUMO ligase in Saccharomyces cerevisiae Adaptation to nutrient limitation in a marine oligotrophic ultramicrobacterium Sphingopyxis alaskensis. Genetic analyses in elite endurance athletes Fibroblast activation protein in cell biology and liver fibrosis. Supervisor Katie Ashton Selmir Avdic Prof Rodney Scott Dr Barry Slobedman Sean Barclay Britt-Louise Carlsson Eva Chen Allen Cheung Dr Bill Sherwin Dr Alan Wilton Prof Ian Dawes Dr Barry Slobedman Sharon Chow Prof William Rawlinson Mathew Cox Romi Das Gupta Prof Rodney Scott Dr Ruby Lin, Prof Ian Dawes and Prof Phil Crowe Dr Bill Sherwin Prof Ian Dawes Dr Bill Sherwin Prof Nick Hunt Prof Nick Hunt Dr Bill Sherwin Prof Rodney Scott Prof Ian Dawes Prof Ron Trent Prof Ian Dawes A/Prof Thomas Preiss Prof Ian Dawes and Dr Vince Higgins Prof Nick Hunt Prof Ian Dawes Prof Rodney Scott Prof Rodney Scott A/Prof Thomas Preiss Dr Alan Wilton and Dr Robert Mulley Prof Rodney Scott Dr Bill Sherwin A/Prof Thomas Preiss Dr Alan Wilton Celine Frere Christy Gelling Jouytsna Gupta Leia Hee Tareen Ho Clare Holleley Carla Kairupan Monica Lam Huong Le Johnny Lee Cheryl Li Duncan Macinnis James McQuillan Nadia Minarovic Sophia Moscovis David Mossman Marco Nousch Brad Purcell Stuart Reeves Lee-Ann Rollins Alex Shaw Jeremy Shearman University Newcastle Sydney/Westmead Millennium Institute UNSW UNSW UNSW Sydney/Westmead Millennium Institute UNSW/Prince of Wales Hospital Newcastle UNSW UNSW UNSW UNSW Sydney Sydney UNSW Newcastle UNSW Sydney UNSW UNSW/VCCRI UWS Sydney UNSW Newcastle Newcastle UNSW/VCCRI UWS Newcastle UNSW UNSW/VCCRI UNSW 29 Patsy Soon Joanne Tan Shixiong Tan Ben Tang Matthew Traini Abraham Tsoi Bonnie Tsoi Riccardo Villain Dr Kerrie McDonald, Dr Dindy Benn, Prof Bruce Robinson and A/Prof. Stan Sidhu Dr Barry Slobedman Prof Ian Dawes and Dr Gabriel Perrone Prof Anthony McLean, Prof Ian Dawes and Dr Ruby Lin Prof Ian Dawes Prof Ian Dawes Prof Ian Dawes and Dr Vince Higgins Prof Rodney Scott Sydney Sydney/Westmead Millennium Institute UNSW Sydney UNSW UNSW UWS Newcastle Workshops and Seminars Once again the Centre’s 2007 workshop and seminar programme focused on education in the technologies central to its core business. The 2007 Quantitative RT-PCR workshop was held in April. It was led by Dr Ruby Lin and sponsored by the Ramaciotti Centre and Invitrogen, and was specifically designed to contribute to technological education within the Facility’s host School (BABS) at UNSW. The theory session was attended by 65 people, and more than 10 attended each of three practical laboratory sessions. The majority of attendees were, as intended, students from BABS. Others included 4 students from the Faculty of Medicine at UNSW, 2 from the Garvan Institute and 2 from Sydney University. The programme is outlined below: Session 1. Theory and Experimental Design Dr Ruby Lin Dr Francesco Pomati Mark Cowley Quantification of transcriptomes using SYBRgreen: Experimental design and data analysis Quantification of transcriptomes using TaqMan: Experimental design and data analysis delta-delta-Ct method, why we use log2, and comparing qPCR to microarray measurements. Each presentation was followed by a Group Discussion Session 2. Practical Labs Experimental setup and troubleshooting (2.5 hours). .-.-.-.-.-.-. The Centre also arranged and hosted several seminars throughout the year. May 2007: In May the Centre hosted Dr Jeremy Preston from Millennium Science, who presented an update seminar on the Affymetrix technology entitled ‘Next generation whole transcript based expression profiling using exon and the new Gene 1.0 ST arrays’. This presentation introduced the exon arrays that target >1 million exons from human, rat or mouse and interrogate both gene-level expression and alternative splice variation on a single array. The new Human Gene 1.0 ST Arrays 30 enables interrogation across the full length of transcripts and require smaller starting amounts of RNA than the earlier chip. The exon-centric probes provide a fundamental shift away from the limitations of 3’-based expression profiling. These arrays were offered by the Centre in the second half of 2007. August 2007: Interpretation of microarray data remains a complex issue, and this was addressed in the August seminar which was held at The Faculty of Information Technology, UTS. Associate Professor Michael Ochs, from the Sidney Kimmel Cancer Center at Johns Hopkins University, Baltimore, MD, USA spoke on ‘Issues in high-throughput biological data analysis.’ Analysis of the massive data sets generated by whole genome measurements at the genetic, transcript, protein, and metabolite level requires solving multiple problems not faced previously in biological and medical studies. This talk focused on the need for data management, data analysis, and visualisation systems that are integrated syntactically and semantically. Semantic linking raises especially difficult issues, and the use of ontologies and controlled vocabularies were discussed. In addition, since biological and medical data studies often rely on model organisms, which require linking of orthologous genes and pathways, the problem of ortholog prediction at gene and pathway levels was addressed. October 2007: In October the UNSW Facility hosted as seminar entitled ‘ABI Next Generation Sequencing’. Dr Mike Payne discussed sequencing, mapping and transcriptomics applications and the unique dinucleotide ligation chemistry of the ABI SOLiD System. 31 PUBLICATIONS AND PRESENTATIONS The quality and range of the Centre's research continues to be demonstrated by the publications and presentations arising from it. Those for 2007 are listed here. Publications 2007 Book chapters and Reviews Mendes A, Scott RJ and Moscato P. (2007). Microarrays - identifying molecular portraits for prostate tumors with different gleason patterns. In ‘Cancer Epidemiology’ Ed. Makresh Verma. Humana Press Inc. Scott RJ and Lubinski J. (2007). Genetic epidemiology studies in hereditary non polyposis colorectal cancer. In ‘Cancer Epidemiology’ Ed. Makresh Verma. Humana Press Inc. Journal papers and refereed conference proceedings Attia J, Thakkinstian A, Wang Y, Lincz L, Parsons M, Sturm J, McGettigan P, Scott R, Meldrum C, Levi C. (2007). The PAI-1 4G/5G gene polymorphism and ischemic stroke: an association study and meta-analysis. J Stroke Cerebrovasc Dis 16, 173-9. Beilharz TH and Preiss T. (2007). Widespread use of poly(A) tail length control to accentuate expression of the transcriptome in S. cerevisiae. RNA 13, 982-97. Beilharz TH and Preiss T. (2007). 'Cradle to grave' regulation of mRNA fate. Microbiol Australia 28, 85-6. Ball HJ, Sanchez-Perez A, Weiser S, Austin CJD, Astelbauer F, Miu J, McQuillan J, Stocker R, Jermiin LS and Hunt NH. (2007). Characterization of an indoleamine 2,3dioxygenase-like protein found in humans and mice. Gene 396, 203-13. Bowden NA, Croft A and Scott RJ. (2007). Gene expression profiling in familial adenomatous polyposis adenomas and desmoid disease. Hered. Cancer in Clin. Prac. 5, 79-96. Bowden NA, Scott RJ and Tooney PA. (2007). Altered expression of regulator of Gprotein signalling 4 (RGS4) mRNA in the superior temporal gyrus in schizophrenia. Schiz Res 89, 165-8. Branka M, Cunningham A L and Diefenbach RJ. (2007) Residues F593 and E596 of HSV-1 tegument protein pUL36 (VP1/2) mediate binding of tegument protein pUL37. Virol 368, 26-31. Catchpoole DR, Lail A, Guo D, Chen Q and Khan J. (2007). Identification of gene expression profiles that segregate patients with childhood acute lymphoblastic leukaemia: An independent validation study. Leukaemia Res 31, 1741-7. 32 Clancy JL, Nousch M, Humphreys DT, Westman BJ, Beilharz TH and Preiss T. (2007). Methods to analyse microRNA-mediated control of mRNA translation. Methods Enzymol 431, 83-111. Cunningham AL, Harman AN and Donaghy H. (2007). immune evasion and infection. Nat Immunol 8, 556-8. DC-SIGN ‘AIDS’ HIV Davies SC, Taylor JA, Sedyaningsih-Mamahit ER, Gunawan S, Cunningham AL and Mindel A. (2007). Prevalence and risk factors for herpes simplex type 2 antibodies among low- and high- risk populations in Indonesia. Sex Trans Dis 34, 132-8. Dawes IW, Kornfeld GD and Perrone GG. (2007). Functional genomics in yeast. Microbiology Australia 28, 51-4. Debniak T, Scott RJ, Gorski B, Cybulski C, van der Wetering T, Serrano-Fernandez P, Huzarski T, Byrski T, Nagay L, Debniak B, Kowalska E, Jakubowska A, Gronwald J, Wokolorczyk D, Maleszka R, Kladny J and Lubinski J. (2007). Common variants of DNA repair genes and malignant melanoma. Eur J Cancer Epub ahead of print Nov 20. Dickson N, van Roode T, Herbison P, Taylor J, Cunningham AL and Paul C. (2007). Risk of HSV-2 acquisition increases over early adulthood – evidence from a cohort study. Sex Transm Infect. 83, 87-90. Gao L, Kwan JC, Macdonald PS, Yang L, Preiss T and Hicks M. (2007). Improved poststorage cardiac function by poly (ADP-ribose) polymerase inhibition: role of phosphatidylinositol 3-kinase Akt pathway. Transplantation 84, 380-6. Gorry PR, McPhee DA, Verity E, Dyer WB, Wesselingh SL, Learmont J, Sullivan JS, Roche M, Zaunders JJ, Gabuzda D, Crowe SM, Mills J, Lewin SR, Brew BJ, Cunningham AL and Churchill MJ. (2007). Pathogenicity and immunogenicity of attenuated, nef-deleted HIV-1 strains in vivo. Retrovirology 4, 66. Gowrishankar K, Slobedman B, Cunningham AL, Miranda-Saksena M, Boadle RA and Abendroth A. (2007). Productive varicella-zoster virus infection of cultured intact human ganglia. J Virol 81, 6752-6. Gray L, Churchill MJ, Sterjovski J, Witlox K, Learmont JC, Sullivan JS, Wesselingh SL, Gabuzda D, Cunningham AL, McPhee DA and Gorry PR. (2007). Phenotype and envelope gene diversity of nef-deleted HIV-1 isolated from long-term survivors infected from a single source. Virology 4, 75. Hild E, Brumbley SM, O’Shea MG, Nevalainen KMH and Bergquist PL. (2007). A Paenibacillus dextranase mutant pool with improved thermostability and activity. Appl Microbiol Biotechnol 75, 1071-8. Hunt NH and Stocker R. (2007). Heme moves to center stage in cerebral malaria. Nature Medicine 13, 667-9. 33 Jakubowska A, Gronwald J, Menkiszak J, Gorski B, Huzarski T, Byrski T, Edler L, Lubinski J, Scott RJ and Hamann U. (2007). The RAD51 135 G>C polymorphism modifies breast cancer and ovarian cancer risk in Polish BRCA1 mutation carriers. Cancer Epid Bio and Prev 16, 270-5. Jakubowska A, Gronwald J, Menkiszak J, Gorski B, Huzarski T, Byrski T, Edler L, Lubinski J, Scott RJ and Hamann U. (2007). Integrin {beta}3 Leu33Pro polymorphism increases BRCA1-associated ovarian cancer risk. J Med Genet 44, 408-11. Jakubowska A, Gronwald J, Menkiszak J, Górski B, Huzarski T, Byrski T, Edler L, LubiĆski J, Scott RJ and Hamann U. (2007). The VEGF_936_C>T 3'UTR polymorphism reduces BRCA1-associated breast cancer risk in Polish women. Cancer Lett. Dec 31 [Epub ahead of print]. Jaworowska E, Serrano-Fernandez P, Tarnowska C, Kram A, Masojic B, Scott R and Lubinski J. (2007). Clinical and epidemiological features of familial laryngeal cancer in Poland. Cancer Detect Prev Oct 10 [Epub ahead of print]. Kairupan C and Scott RJ. (2007). Base excision repair and the role of MUTYH. Hered Cancer in Clin Prac 5, 199-209. Lackner DH, Beilharz TH, Marguerat S, Mata J, Watt S, Preiss T and Bähler J. (2007). A network of multiple regulatory layers shapes gene expression in fission yeast. Mol Cell 26, 145-55. Lin C.Y.R, Chong G, Zhang Y, Cowley M, Whitworth J and Dawes I W. (2007). ACTH-treated rats: a model to study IGFR-PI3K regulon. Hypertension 49, 1471. Lubinski J, Korzen M, Gorski B, Cybulski C, Debniak T, Jakubowska A, Medrek K, Matyjasik J, Huzarski T, Byrski T, Gronwald J, Masojc B, Lener M, Szymanska A, Szymanska-Pasternak J, Fernandez PS, Wokolorczyk D, Piegat A, Ucinski M, Domagala P, Kladny J, Gorecka B, Scott R and Narod S. (2007). Breast cancer susceptibility genes. J BUON Suppl 1, S23-9. Matyjasik J, Cybulski C, Masojc B, Jakubowska A, Serrano-Fernandez P, Gorski B, Debniak T, Huzarski T, Byrski T, Gronwald J, Zlowocka E, Narod SA, Scott R and Lubinski J. (2007). CYP1B1 and predisposition to breast cancer in Poland. Breast Cancer Res Treat April 26 [Epub ahead of print] Mhaidat NM, Zhang ZD, Allen J, Kiejda-Avery K, Scott RJ, and Hersey P. (2007) Temozolomide induces senescence but not apoptosis in human melanoma cells. Br J Cancer 97, 1225-33. Mommersteeg MTM, Brown NA, Prall OWJ, de Gier-de Vries C, Harvey RP, Moorman AFM and Christoffels VM. (2007). Pitx2 and Nkx2-5 are required for the formation and identity of the pulmonary myocardium. Circulation Res 101, 902-9. Mommersteeg MTM, Hoogaars WMH, Prall OWJ, de Gier-de Vries C, Wiese C, Papaioannou VE, Brown NA, Harvey RP, Moorman AFM and Christoffels VM. 34 (2007) Molecular pathway for the localized formation of the sinoatrial node. Circulation Res 100, 354-62. Morahan JM, Yu B, Trent RJ and Pamphlett R. (2007). Are metallothein genes silenced in ALS? Toxicology Letters 168, 83-7. Morahan JM, Yu B, Trent RJ and Pamphlett R. (2007). A gene-environment study of the paraoxonase 1 gene and pesticides in amyotrophic lateral sclerosis. Neurotoxicology 28, 532-40. Myles S, Hradetsky E, Engelken J, Lao, O, Nurnberg P, Trent RJ, Wang, Z, Kayser M and Stoneking M. (2007). Identification of a candidate genetic variant for the high prevalence of type II diabetes in Polynesians. Eur J Human Genet 15, 584-9. Nousch N, Reed V, Bryson-Richardson R, Currie P and Preiss T. (2007). The eIF4G homologue p97/DAP5 can activate translation independent of caspase cleavage. RNA 13, 374-84. Prall OWJ, Menon MK, Solloway MJ, Watanabe Y, Zaffran S, Bajolle F, Biben C, McBride JJ, Robertson BR, Chaulet H, Stennard FA, Wise N, Schaft D, Wolstein O, Furtado MB, Shiratori H, Hamada H, Black BL, Saga Y, Robertson EJ, Buckingham ME and Harvey RP. (2007). A Nkx2-5/Bmp2/Smad1 negative feedback loop orchestrates cardiac progenitor cell specification and proliferation in the second heart field. Cell 128, 947-59. Saunderson RB, Yu B, Trent RJA and Pamphlett R. (2007). An analysis of the enteroviral binding domains of intercellular adhesion molecule-1 and coxsackie adenovirus receptor in motor neuron disease. Amylotrophic Lateral Sclerosis 8, 26-30. Saunderson RB, Yu B, Trent RJA and Pamphlett R. (2007). Low yield in screening patients with sporadic motor neuron disease for Kennedy disease. Int Med J 37, 772-4. Scandurra GM, Williams RBH, Triccas JA, Pinto R, Gicquel B, Slobedman B, Cunningham AL and Britton WJ. (2007). Effect of phthiocerol dimycocerosate deficiency on the transcriptional response of human macrophages to Mycobacterium tuberculosis. Microbes and Infection 9, 87-95. Shearman, JS and Wilton AN. (2007). Elimination of neutrophil elastase and adaptor protein complex 3 subunit genes as the cause of trapped neutrophil syndrome (TNS) in Border collies. Animal Genet 38, 188-9. Siero F, Biben C, Martinez-Munoz L, Mellado M, Ransohoff RM, Li M, Woehl B, Leung H, Groom J, Batten M, Harvey RP, Martinez-A, Mackay CR and Mackay F. (2007). Disrupted cardiac development but normal hematopoiesis in mice deficient in the second CXCL12/SDF-1 receptor, CXCR7. Proc Natl Acad Sci (USA) 104, 1475964. Simpson JL, Powell H, Boyle MJ, Scott RJ and Gibson PG. (2007). Clarithromycin targets neutrophilic airway inflammation in refractory asthma. Am J Respir Crit Care Med Oct 18; Epub ahead of print 35 Stefani M, Markus M.A, Lin RCY, Pinese M, Dawes IW and Morris BJ. (2007). The effect of resveratrol on a cell model of human aging. Ann NY Acad Sci 1114, 407-18. Sterjovski J, Churchill MJ, Ellett A, Gray LR, Roche MJ, Dunfee RL, Purcell DFJ, Saksena N, Wang B, Sonza S, Wesselingh SL, Karlsson I, Fenyo E-M, Gabuzda D, Cunningham AL and Gorry PR. (2007). Asn 362 in gp120 contributes to enhanced fusogenicity by CCR5-restricted HIV-1 envelope glycoprotein variants from patients with AIDS. Retrovirology 4, 89. Talseth BA, Ashton KA, Meldrum C, Suchy J, Kurzawski G, Lubinski J and Scott RJ. (2007). Aurora-A and cyclin D1 polymorphisms and the age of onset of colorectal cancer in hereditary nonpolyposis colorectal cancer. Int J Cancer Nov 20 [Epub ahead of print]. Talseth BA, Meldrum CJ, Suchy J, Kurzawski G, Lubinksi J and Scott R.J. (2007). MDM2 SNP309 alone or in combination with the TP53 R72P polymorphism does not appear to influence disease expression and age of diagnosis of colorectal cancer in HNPCC patients. Int J Cancer 120, 563-5. Talseth B, Meldrum CJ, Suchy J, Kurzawski G, Lubinski J and Scott RJ. (2007). Lack of association between genetic polymorphisms in cytokine genes and disease expression in HNPCC patients. Scand. J. Gastroenterol 42, 628-32. Tang BMP, McLean AS, Dawes IW, Huang SJ and Lin RCY. (2007). The use of gene-expression profiling to identify candidate genes in human sepsis. Am J Resp Crit Care Med 176, 676-84. Verity E, Zotos D, Wilson K, Chatfield C, Lawson V, Dwyer D, Cunningham AL, Learmont J, Sullivan J, Churchill M, Gorry P and McPhee D. (2007). Viral phenotypes and antibody responses in long term survivors infected with attenuated Human Immunodeficiency Virus Type 1 containing deletions in the nef and long terminal repeat regions. J Virol 81, 9268-78. Watson S, Mercier S, Bye C, Wilkinson J, Cunningham AL and Harman A. (2007). Determination of suitable housekeeping genes for normalisation of quantitative real time PCR analysis of cells infected with Human Immunodeficiency Virus and Herpes Viruses. Virol J 4, 130. Weiser S, Miu J, Ball HJ and Hunt NH. (2007). Interferon-γ synergises with tumour necrosis factor and lymphotoxin-α to enhance the mRNA and protein expression of adhesion molecules in mouse brain endothelial cells. Cytokine 37, 84-91. Xu Y, Hunt NH and Bao S. (2007). The correlation between proinflammatory cytokines, MAdCAM-1 and cellular infiltration in the inflamed colon from TNF-alpha gene knockout mice. Immunol and Cell Biol 85, 633-9. Zlowocka E, Cybulski C, Gorski B, Debniak T, Slowjewski M, Wokolorczyk D, Serrano-Fernandez P, Matyjasik J, van de Wetering T, Sikorski A, Scott RJ and 36 Lubinski J. (2007). Germline mutations in the CHEK2 kinase gene are associated with an increased risk of bladder cancer. Int J Cancer Oct 4 [Epub ahead of print]. Presentations 2007 Plenary and invited presentations Cunningham AL. (2007). New control strategies for managing viral diseases. Communicable Diseases Control Conference. 14-15 March (Canberra). Cunningham AL. (2007). HIV uptake by and infection of DCs. Keystone Symposia on HIV pathogenesis and vaccines. 25-30 March (Whistler, British Columbia, Canada). Cunningham AL. (2007). Towards a vaccine for genital herpes. Inaugural Symposium Australian Centre for Vaccine Development, May (Brisbane). Harvey RP. (2007). Coordination of the multiple roles of Bmps in cardiogenesis. Gordon Conference: Myogenesis. Il Ciocco Resort, Italy (May). Harvey RP. (2007). Identification and quantification of multipotent stem cells in the mammalian heart. International Society of Stem Cell Research Meeting. Cairns (June). Harvey RP. (2007). Cardiac development and congenital heart disease. Genetics Society of Australia. June (Sydney). Harvey RP. (2007). Cardiac development and congenital heart disease. Rosa Beddington Lecture, 19th Annual Mouse Molecular Genetics Meeting. Sanger Centre, Cambridge, UK (September). Harvey RP. (2007). (2007). Multipotent progenitor cells in the developing and adult murine heart. NHLBI Symposium on Cardiovascular Regenerative Medicine. National Institutes of Health, Bethesda, MA, USA (October). Hunt NH. (2007). Tryptophan metabolism and cerebral malaria. Australian Society for Biochemistry and Molecular Biology. September (Sydney). Abstracts Carr VJ, Loughland CM, Draganic D, Lewin TJ, Schall U, Scott R, Jablensky A, Mowry B, Michie P, Catts S, Hneskens F and Pantelis C. (2007). The Australian Schizophrenia Research Band (ASRB). Int Cong Schizophrenia Res. March 28-April 1 (Colorado Springs, USA). Catchpoole D. (2007) From inundated to understanding: tumours and microarray analysis. Royal College of Pathologists Australia Pathology Update (Sydney). 37 Chiu J, Wouters MA and Dawes IW. (2007). Investigation of the role of a reactive cysteine in Swi6p in the regulation of cell cycle progression. 28th Lorne Genome Conference, 11-15 February (Lorne, Victoria). Abstract 026, p. 37. Chiu J, Wouters M and Dawes IW. (2007). Investiugation of the oxidative stress sensing mechanism of Swi6 for cell cycle regulation in Saccharomyces cerevisiae. XXIII Int Conf Yeast Genet Mol Biol. 1-6 July (Melbourne). Yeast 24: S107. Chiu J, Wouters MA, Rogers PJ and Dawes IW. (2007). Cell cycle regulation by SWI6 in response to oxidative stress in Saccharomyces cerevisiae ComBio2007, Combined Conf. Australian Soc. Biochem. Molec. Biol., Australia NZ Soc. Cell Develop. Biol., Australian Soc. Plant Scientists. 22-26 September (Sydney) p. 132. POS-TUE-23. Choudhary PR, Gibbs MD, Reeves RA, Nevalainen KM and Bergquist PL. (2007). Improvement on the alkaliphilic performance of a thermostable β-xylanase, XynB6, isolated from Dictyoglomus thermophilum. Enzyme Engineering XXIX, 23-28 September (Harrison Hot Springs, BC, Canada). Collinson EJ, Chan B and Dawes IW. (2007). Pkc1p interacts with PKA and Pde2p in order to increase intracellular levels of glycogen, camp, programmed cell death and to depolarise the actin cytoskeleton. XXIII Int Conf Yeast Genet Mol Biol. 1-6 July (Melbourne). Yeast 24: S107. Cowley MJ, Williams RBH, Cotsapas CJ, Chan EKF, Pulvers JN, Liu M, Nott DJ, Lin RCY and Little PFR. (2007). Genetic variation affects mRNA levels in a tissue specific manner. Cold Spring Harbor Laboratory meeting: The Biology of Genomes. 8-12 May (Cold Spring Harbor, NY, USA) Cristescu R, Tanaka M, Herbert C, Carlyon K, Wilton A, Whisson D, Handasyde K, Cahill V and Cooper D. (2007). Genetic variation in koalas on French Island and Kangaroo Island and the likely effect of contraception protocols on its retention. Genet Soc AustralAsia. 26 – 29 June (Sydney). Dawes IW, Palmisano LJ and Kornfeld GD. (2007). An intronic sequence involved in regulating expression of yeast genes encoding core spliceosomal proteins. 28th Lorne Genome Conference, 11-15 February (Lorne, Victoria). Abstract 028, p. 38. Gauci VJ, Rogers PJ, Dawes IW and Higgins VJ. (2007). The Saccharomyces cerevisiae response to zinc deficiency involves an MSN2,4 transcriptional response and G1 cell cycle arrest. XXIII Int Conf Yeast Genet Mol Biol. 1-6 July (Melbourne). Yeast 24: S30. Gelling C, Mühlenhoff U, Richhardt N, Kornfeld G, Lill R and Dawes IW. (2007). A new iron-sulphur cluster metabolism protein. XXIII Int Conf Yeast Genet Mol Biol. 1-6 July (Melbourne). Yeast 24: S73 Gelling C, Mühlenhoff U, Richhardt N, Lill R and Dawes IW. (2007). Identification of a new iron-sulphur cluster biogenesis factor in Saccharomyces cerevisiae. ComBio2007, Combined Conf. Australian Soc. Biochem. Molec. Biol., Australia NZ 38 Soc. Cell Develop. Biol., Australian Soc. Plant Scientists. 22-26 September (Sydney) p. 108. POS-MON-19. 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