Insulin-like growth factor (IGF) or somatomedin is an insulin-like protein. It exhibits some kind of messenger molecule behavior. It is an important factor in communication in the physiological environment. Many effects of somatomedins on growth are similar to insulin. Growth hormone stimulates the secretion of somatomedins.
IGF-1; It plays an important role in bone and cartilage growth, skeletal muscle growth, nerve cell survival. IGF-1 can perform these processes by triggering protein synthesis or preventing apoptosis.