Gut derived IL 13 contributes to growth via promoting hepatic IGF 1 production Microbiome Springer Nature Link GLP 1 Drugs Could Raise the Risk of Weaker Bones and Gout Insulin like growth factor 1 promotes cell cycle progression via upregulation of cyclin D1 expression through the phosphatidylinositol 3 kinase nuclear factor B signaling pathway in FRTL thyroid cells Acta Pharmacologica Sinica IGF 1 Facilitates Cartilage Reconstruction by Regulating PI3K AKT, MAP JIR Dove Medical Press