Role of insulin like growth factor 1 (IGF 1) in skeletal muscle. IGF 1 Download Scientific Diagram Localized Igf 1 transgene expression sustains hypertrophy and regeneration in senescent skeletal muscle Nature Genetics IGF1 stimulates greater muscle hypertrophy in the absence of myostatin in male mice in: Journal of Endocrinology Volume 234 Issue 2 (2017) How IGF 1 and MGF drive muscle growth after training Gabriel Alizaidy, MD, MS posted on the topic LinkedIn IGF 1 LR3 Superior Peptide IGF1 LR3 Peptide Anderson Longevity Clinic