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Related to somatomedin C: somatostatin
somatomedin CA widely used term for what is now designated insulin-like growth factor 1, see there.
any of a group of peptides found in the liver and in plasma which mediate the effect of growth hormone (somatotropin) on cartilage; they are responsible for uptake of sulfate and increased synthesis of collagen and other proteins by cartilage.
participates in the limitation of secretion of growth hormone by the pituitary; produced in various tissues, especially liver; called also IGF-1 or insulin-like growth factor.