Definition: One of the six homologous soluble proteins that bind insulin-like growth factors (SOMATOMEDINS) and modulate their mitogenic and metabolic actions at the cellular level.
/biosyn /drug eff /physiol /ultrastruct permitted; DF: note short X refs
Other names Protein 3, IGF-Binding; IGF Binding Protein 3; 3, IGF-Binding Protein; IGFBP-3; IGF-Binding Protein 3