SAR HS 369 Lecture Notes - Lecture 7: Nicotinamide, Riboflavin, Adenine
31 May 2016
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Don"t provide calories, can"t be oxidized for atp. We require vitamins c (dogs can make it) We can synthesize limited amounts of some vitamins o. Trp --> niacin (this rxn can provide some but not all of the niacin that we need: carotenes --> vitamin a. All of our vitamins a can be gotten from eating carotenes. Carotenes are found in fruits and vegetables o. 4 fat soluble vitamins- a, d, e, k: water soluble vitamins- b & c, vitamins k and biotin- bacterial synthesis in gut can provide some but not all o. Cholesterol --> vitamins d depends on uv sunlight and where you live. Getting vitamins from food is advantageous because it"ll contain other nutrients. Food folate (called folates: poly-glu) vs pill folate (folic acid: mono-glu) Pill folate: absorbed 2times as well as food folate o. Natural vs synthetic form: vitamin e. Examples convert pyruvate --> acetyl coa needs b1.
