hydroxyproline

views updated Jun 27 2018

hydroxyproline Amino acid mainly in connective tissue proteins (collagen and elastin); incorporated into the protein as proline and then hydroxylated in a vitamin‐C‐dependent reaction. Peptides of hydroxyproline are excreted in the urine and the output is increased when collagen turnover is high, as in rapid growth or resorption of tissue.

hydroxyproline

views updated May 23 2018

hydroxyproline (hy-droks-i-proh-leen) n. a compound, similar in structure to the amino acids, found only in collagen.

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