Viicudu serbest radikal hasarından koruyan antioksidan savunma enzimler ve antioksidan vitaminler< icermektedir. Serbest radikaller fizyolojik ve patolojik durumlarda ve ayrıca dış kaynaklara maruziyetle uretilmektedir. E vitamini hücre membranlarini serbest radikal aracılı peroksidatif hasardan koruyarak doğanın en etkin lipidde-çözünen zincir-kırıcı antioksidani olarak kabul edilmiştir. Serbest radikal aracılı patoloji dejeneratif durumlar, hastalıklar ve ayrıca yaşlılık gelişimine dahil edilmektedir. Hayvanlarda E vitamininin en etkin sekli olan a-tokoferol membrana bağlıdır. a-Tokoferol için cifte rol ileri sürülmüştür ki fenolik çekirdeği membran yüzeyinde antioksidan olarak etki ederken, yan zincirindeki metil grupları, membran yağ asitlerinin çifte bağlarınca oluşturulmuş ceplere girerek membrani stabilize etmektedir. Böylece E vitamininin moleküler mekanizmasına antioksidan etkisi ya da membrane stabilize edici etkisi aracılık etmektedir. Bu makalede E vitamininin antioksidan koruyucu rolü üzerinde hali hazırdaki araştırmalar derlenmiştir
Antioxidant defences that protect the body from free-radical damage include the enzymes and the antioxidant vitamins. Free radicals are generated endogenously under physiological and pathological conditions but also upon exposure to exogenous challenge. Vitamin E is well accepted as nature's most effective lipid-soluble, chain-breaking antioxidant, protecting cell membranes from free-radical mediated peroxidative damage. Free-radical mediated pathology has been implicated in the development of degenerative diseases, conditions and also aging process. In animals a-tocopherol (the most active form of vitamin E) is membrane bound which was suggested to have a dual role where the phenolic nucleus acts as an antioxidant on the surface of the membrane while the side chain stabilizes the membrane with the lateral methyl groups fitting into gaps caused by cis double bonds in the fatty acids. Thus the molecular mechanism of vitamin E is mediated by the antioxidant function or its membrane stabilizing effect. This paper reviewes the current research on the protective role of vitamin E as an antioxidant
Doğru Pekiner, B. (2003). VITAMIN E AS AN ANTIOXIDANT. Journal of Faculty of Pharmacy of Ankara University, 32(4), 243-267. https://doi.org/10.1501/Eczfak_0000000393
AMA
Doğru Pekiner B. VITAMIN E AS AN ANTIOXIDANT. J. Fac. Pharm. Ankara. December 2003;32(4):243-267. doi:10.1501/Eczfak_0000000393
Chicago
Doğru Pekiner, Bilgehan. “VITAMIN E AS AN ANTIOXIDANT”. Journal of Faculty of Pharmacy of Ankara University 32, no. 4 (December 2003): 243-67. https://doi.org/10.1501/Eczfak_0000000393.
EndNote
Doğru Pekiner B (December 1, 2003) VITAMIN E AS AN ANTIOXIDANT. Journal of Faculty of Pharmacy of Ankara University 32 4 243–267.
IEEE
B. Doğru Pekiner, “VITAMIN E AS AN ANTIOXIDANT”, J. Fac. Pharm. Ankara, vol. 32, no. 4, pp. 243–267, 2003, doi: 10.1501/Eczfak_0000000393.
ISNAD
Doğru Pekiner, Bilgehan. “VITAMIN E AS AN ANTIOXIDANT”. Journal of Faculty of Pharmacy of Ankara University 32/4 (December 2003), 243-267. https://doi.org/10.1501/Eczfak_0000000393.
JAMA
Doğru Pekiner B. VITAMIN E AS AN ANTIOXIDANT. J. Fac. Pharm. Ankara. 2003;32:243–267.
MLA
Doğru Pekiner, Bilgehan. “VITAMIN E AS AN ANTIOXIDANT”. Journal of Faculty of Pharmacy of Ankara University, vol. 32, no. 4, 2003, pp. 243-67, doi:10.1501/Eczfak_0000000393.
Vancouver
Doğru Pekiner B. VITAMIN E AS AN ANTIOXIDANT. J. Fac. Pharm. Ankara. 2003;32(4):243-67.
The Journal of Faculty of Pharmacy of Ankara University is an international medium, an open access, peer-reviewed journal for the publication of original research reports, reviews and short communications in English or Turkish on relevant developments in pharmaceutical sciences., Proceeding of scientific meetings may be published as special issues of supplements to the journal. Additionally, it contains previous and forthcoming national and international scientific meetings with social activities in pharmaceutical areas.