TAY-SACHS DISEASE Nicole Schmidt and Caroline Cator TAY-SACHS An inherited disorder resulting in gradual destruction of the central nerve system. Metabolic disease- caused by malfunctioning of processes in the body http://www.sfn.org/index.aspx?pagename=brainBriefing s_TreatingTaySachs HOW IS TAY-SACHS INHERITED? Autosomal Recessive on Chromosome 15 Caused by a mutation in the Hex-A gene Hex A is necessary for breaking down GM2 gangosides in nerve cells and without enzyme the build up of GM2 turns toxic and causes death Can be a carrier http://www.allhealthsite.com/tay-sachs• disease.html https://isbbio2.wikispaces.com/TSCauses FREQUENCY 1 in 250 carry the gene In all backgrounds and religions French-Canadians and the Cajun population have greater risk of carrying it 1 in 27 carry the gene in Ashkenazi Jews http://tmp.kiwix.org:4201/A/Tay_Sachs_dis ease.html http://www.rachaeli.com/taysa chs.htm SYMPTOMS Muscle spasms Deafness Blindness Paralyzation Red blotches in the retinas of the eyes Mental Retardation 60% don’t have mental problems 40% suffer from dementia, depression, and hallucinations TYPES OF TAY-SACHS Infantile- starts before birth, cells begin to destroy while in the womb, kids don’t live past age 5 Juvenile- Developed as a child Late Onset (LOTS)- developed as a teenager or adult http://www.causes.com/causes/126148-national-tay-sachsallied-diseases-association-inc-ntsad HOW IS IT DIAGNOSED? Women can get tests done to see if Hex-A is present in the environment surrounding the baby, if there is they don’t have Tay-Sachs Test determined by Hex-A level in blood Doctors look for the red colored spots in the eyes http://taysachsdisease.ucoz.com/ TREATMENT Any treatment is to reduce suffering of the patient Doctors can give medicine to reduce muscle spasms and seizures CURE There is no cure Scientists are in the process of stem cell research Test mice are being used http://stemcellumbilicalcordblood.com/2010/03/ WORKS CITED Freedman, Jeri. Tay-Sachs Disease. New York: Chelsea House, n.d. Print. Izenberg, Neil. “Tay-Sachs Disease.” Human Diseases and Conditions. N.p.: Charles Scribner’s Sons, 2000. Print. 3. Macy Jr., Josiah. Tay-Sachs Disease. N.p., n.d. Web. 28 Jan. 2011. Rizzo, Connie. “Tay-Sachs Disease.” Medical Guide. Ed. Dawn P Dawson. Vol. 5. 2008. Print. “Tay-Sachs Disease.” Fact Monster. N.p., n.d. Web. 28 Jan. 2011.