ANIMLSCI 332 Lecture Notes - Very Low-Density Lipoprotein, Micelle, Testicular Atrophy
29 Apr 2014
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Document Summary
Prevents resorption of fetuses and testicular degeneration rats. Main role is associated with cell membranes, works with selenium as an antioxidant. Functions in conjunction with selenium (via glutathione peroxidase) as part of a multicomponent antioxidant defense system. This system protects the cell against the adverse effects of peroxides and other free radicals (species with an odd number of electrons). thought to be good and bad) Increased pufa in diet- where free radicals come from (that"s why sat are. Exposure to ionizing radiation free radicals are by product of. Membrane maintenance function is of particular importance in the lysosomal membrane. Lysosome (killer), exposes things to high levels of peroxide, so if wall isn"t working, you have issues. Found associated with the lipid fraction of plant seeds (example soybeans, cottonseed, corn, sunflower). Limited amounts found in animal tissue and fruits and vegetables. Absorption in the jejunum (20-40%) is dependant upon micellar solubilization and the presence of bile and pancreatic secretions.
