Definition: Insulin-like polypeptides made by the liver and some fibroblasts and released into the blood when stimulated by SOMATOTROPIN. They cause sulfate incorporation into collagen, RNA, and DNA synthesis, which are prerequisites to cell division and growth of the organism.
Other names Sulfation Factor; Insulin-Like Growth Factors; Growth Factors, Insulin-Like; Factors, Insulin-Like Growth; Factor, Sulfation; Somatomedin; Insulin Like Growth Factors