Vitamin E - Chemistry, Sources, Functions and Deficiency Manifestations || Vitamin E Biochemistry

Biochemistry Basics by Dr Amit
Biochemistry Basics by Dr Amit
7.7 هزار بار بازدید - 4 سال پیش - Vitamin E - Chemistry, Sources,
Vitamin E - Chemistry, Sources, Functions and Deficiency Manifestations - This is video on 3rd fat soluble vitamins i.e Vitamin E with example of theory questions and NEET PG Biochemistry MCQs
00:00 - Introduction
00:32 - Examples of theory questions that can be asked from Vitamin E
00:58 - Chemistry of Vitamin E/ Structure of Vitamin E
01:33 - Dietary Sources of Vitamin E
01:53 - Nutritional Requirement of Vitamin E / RDA of Vitamin E
02:20 - Biochemical functions of Vitamin E
02:20 - Vitamin E as an antioxidant
02:57 - Inter relationship of vitamin E with selenium
03:57 - Causes of vitamin E deficiency
04:31 - Vitamin E Deficiency Manifestations
05:09 - Hypervitaminosis E
05:28 - NEET PG biochemistry MCQs

Vitamin E (Tocopherol)
Active vitamin was isolated from wheat germ oil and named tocopherol (tokos = child birth = pheros = to bear, ol  = alcohol)

Structure
Vitamin E consists of eight naturally occurring tocopherols, of which α-tocopherol is the most active form

Functions
Vitamin E acts as a natural antioxidant by scavenging free radicals and molecular oxygen.
Vitamin E is important for preventing peroxidation of polyunsaturated fatty acids in cell membranes.
Protection of erythrocyte membrane from oxidant is the major role of vitamin E in humans. It protects the RBCs from hemolysis

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4 سال پیش در تاریخ 1399/06/28 منتشر شده است.
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