Lipid peroxidation of polyunsaturated lipids of subcellular membranes produces ?: (A) Lipofuscin, (B) Hemosiderin, (C) Both of above, (D) None of above
Answer is A. Ans. is 'a' i.e., Lipofuscin Lipofuscin is an insoluble pigment, also known as lipochrome or wear-and-tear pigment. Lipofuscin is composed of polymers of lipids and phospholipids in complex with protein, suggesting that it is derived through lipid peroxi- dation of polyunsaturated lipids of subcellular membranes.