IGF 1 LR3 Huma Peptide Cell proliferation bioactivity of purified IGF 1 LR3 IGF 1. (A) Download Scientific Diagram IGF 1 LR3 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society IGF 1 LR3 Peptide Therapy Muscle Growth & Recovery Esthetic Solutions IGF 1 LR3 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society IGF 1 inhibits inflammation and accelerates angiogenesis via Ras PI3K IKK NF B signaling pathways to promote wound healing ScienceDirect