L-Pipecolic acid is a proline homolog and lysine metabolite. It occurs in seeds, malt, edible mushrooms, fruits, etc. Defects in its metabolism is involved in hyperpipecolic acidemia, cerebro-hepato-renal syndrome, neonatal onset adrenoleukodystrophy, and infantile Refsum disease. L-pipecolic…

Amino acid found in human plasma and thyroid gland, similar to thyroxine. T3 is a thyroid hormone that increases rates of proteins synthesis, stimulates the breakdown of cholesterol, and effects embryonic development. In cell culture, T3 regulates cell differentiation and protein expression.