Supplementary Table 1: Some important pharmacologically important constituents detected via GC-MS analysis of phyto-extracts of control and s-UV-B treated Withania somnifera leaves and roots. Compound name Eugenol Neophytadiene Perhydrofarnesyl acetone 3-Eicosyne Methyl palmitate Isophytol Palmitic acid Methyl linoleate Methyl stearate Linolenic acid Stearic acid Ethyl stearate Nonacosane Myristic acid Oleyl alcohol trans-squalene Pharmacological Importance/medicinal applications Analgesic, anesthetic, has sedative and anodyne effects, antibacterial, antiseptic, antiinflammatory, antifungal, antioxidant, anti-platelet and calcium inhibitory properties, inhibits lipid peroxidation, neuroprotective, vasodilatory and cytotoxic effects Antifungal, antibacterial Antibacterial Reference Chen et al, 1996; Sarrami et al, 2002; Guénette et al, 2007; He et al, 2007 Jualang et al, 2013 Sanches et al, 2005; Yayli et al, 2006 Nutrient http://www.hmdb.ca/metabolites/H MDB41106 Antioxidant, hypocholesterolemic, hemolytic, vasodilator (acts as retina-derived Lee et al, 2010; Reddy et al, 2013; relaxing factor), cyto-toxic Basu et al, 2014 Anti-bacterial, anti-fungal Tao et al, 2013 Antibacterial, antioxidant, hypocholesterolemic, prevents atherosclerosis Jain et al, 2012; Basu et al, 2014 ----------------Cyto-toxic, anti-diarrheal, anti-proliferative Kuppuswamy et al, 2013; Reddy et al, 2013 Moderately cardio-protective, treatment of rheumatic arthritis, diabetes, renal diseases, Horrobin, 1992; Pan et al, 2012; skin cancer and depression (α-linolenic acid); treatment of skin diseases, diabetes, Shanthi and Gowri, 2012 reproductive disorders, inflammatory and auto-immune disorders, cardiovascular disorders, viral infections, and cancer (γ-linolenic acid) Hypocholesterolemic, cardio-protective Kelly et al, 2001 Anti-inflammatory, hypocholesterolemic, anti-cancer, hepatoprotective, antiKanimozhi and Bai, 2012; Basu et histaminic, anti-eczemic, anti-acne, anti-androgenic, anti-arthritic, cardioprotective, al, 2014 perturbs cell cycle and induced apoptosis in Hep-G2 cells Anti-hypertensive, vasodilatory, angiotensin AT2 receptor antagonist, saluretic Mallikadevi et al, 2012 Treatment of androgenetic alopecia (hair loss) Mccoy and Ziering, 2012 Controls obesity by preventing intestinal absorption of long-chain fatty acids, Murota et al, 2000; Lagace and involved in induction of apoptosis Ridgway, 2005 Antioxidant, anti-cancer, antimicrobial, chemopreventive, sunscreen, Kelly, 1999; Kadoma et al, 2006; immunostimulant, lipoxygenase-inhibitor, regulates cholesterol metabolism Huang et al, 2009; Thanga Krishna δ-tocopherol Crinosterol β-Stigmasterol Dibutyl phthalate Ethyl palmitate Ethyl linoleate Cholesterol Withaferin A Geranylgeraniol Solanesol Stigmasterol acetate β-Carotene Brassicasterol Vitamin E Lycopene Campesterol 2,4-Ditert-butyl phenol α-Selinene Ledol Antioxidant, anticancer, cholesterol lowering Angiogenic, wound healing Anti-osteoarthritic, hypocholesterolemic, hypoglycemic, antioxidant, antiinflammatory, anti-fungal, hepato-protective, thyroid-inhibitory Antimicrobial Anti-inflammatory, hypocholesterolemic, anti-cancer, hepato-protective, antioxidant, expression of cyclo-oxygenase 2, increase in cytosolic Ca2+ Anti-inflammatory, hypocholesterolemic, anti-cancer, hepatoprotective Insulation of nerves, component of lipids and cell membranes, optimum production of certain hormones, high concentrations: coronary heart diseases and stroke Anti-inflammatory, antibiotic, anti-tumor, immunomodulatory, anti-stress, anticonvulsant, neuropharmacological activity, anti-hyperglycemic, musculotropic, antioxidant, anti-ageing, hepato-protective, angiogenic, wound healing, treatment of osteoporosis Antinociceptive and anti-platelet activity, anti-leishmanial activity, cytotoxic, anticancer Precursor for the biosynthesis of vitamin K analogues, Vitamin E, and Co-enzyme Q9, anti-ulcer, anti-hypertensive, anti-hyperlipidemic, anti-tumor, cardiac stimulant, antibiotic, cardioprotective Antinociceptive, analgesic Singlet oxygen quencher and free radical scavenger, anti-cancer Reduces blood cholesterol levels Anti-ageing, analgesic, anti-diabetic, anti-inflammatory, anti-oxidant, anti-cancer, hepato-protective, hypocholesterolemic, anti-ulcer, vasodilator, anti-spasmodic, antibronchitic, cardio-protective, protection against UV-B induced carcinogenesis Antioxidant, anti-cancer, cardio-protective, anti-hypertensive, immune-modulatory, anti-inflammatory, hormonal regulation, prevention of osteoporosis Antioxidant, hypocholesterolemic Antifungal --------Cell growth inhibitor, restorative Kumari et al, 2012 Xu et al, 2012 Parvathavarthini and Uma, 2014 Basu et al, 2014 Basu et al, 2014 Hamidi et al, 2012; Kanimozhi et al, 2012 Chan et al, 2013; Basu et al, 2014 Ma, 2004; Orth and Bellosta, 2012 Uddin et al, 2012; Lee et al, 2010; Roy et al, 2013; Khedgikar et al, 2013 Gibbs et al, 1999; Spindola et al, 2010; Lopes et al, 2012. Kolowick and Kaplan, 1975; Srivastava et al, 2009 Gohari et al, 2011 Krinsky and Johnson, 2005; Huang et al, 2009 Cheng et al, 2013 Huang et al, 2009; Imounan et al, 2012; Basu et al, 2014 Palozza et al, 2011; El-Raey et al, 2013 Basu et al, 2014 Dharni et al, 2014 --------Spiridonov et al, 2005 Phytol Antimicrobial, anti-inflammatory, anti-cancer, diuretic, decreases blood cholesterol Tridecanal 1-nonadecene Anti-cancer, antioxidant, antimicrobial 2,6,10,15-Tetramethylheptadecane Methyl oleate Ethyl (9Z,12Z)-9,12octadecadienoate Ethyl oleate Ethyl docosanoate Podocarpic acid Methyl behenate Ethyl behenate Hexatriacontane Tetratetracontane Dotriacontane Retinol Sitosteryl oleate Podocarpa-8,11,13-trien-3-ol Phthalic acid --------- ------------------------Anti-inflammatory, anti-androgenic, anti-cancer, dermatitigenic, hypocholesterolemic, anti-anemic Antibody production Acid and its derivatives are anticancerous, oestrogenic, anti-inflammatory, cardioprotective, and cholesterol lowering ----------------Antioxidant --------Anti-tuberculosis Treatment of acne and cancer Cholesterol lowering --------Antimicrobial, anti-tumor Shanthi and Gowri, 2012; Thanga Krishna Kumari et al, 2012; Jualang et al, 2013 --------Renukadevi et al, 2011; Kuppuswamy et al, 2013 ------------------------Basu et al, 2014 Jain et al, 2012 Parish and Miles, 1984; Liu et al, 2005; McKee et al, 2014 ----------------Marrufo et al, 2013 --------Higuchi et al, 2011 Huang et al, 2009 Mattson et al, 1982 --------Jain et al, 2012; Basu et al, 2014