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 does not promote growth in late gestation growth restricted fetal sheep American Journal of Physiology Endocrinology and Metabolism American Physiological Society IGF 1 LR3 Dosage: What to Know About Dosing, Safety, and Clinical Use IGF 1 LR3, 100 mcg (1 complete cycle: 1000 mcg total) Beligas Pharmaceuticals Recombinant Human LR3 IGF 1(E51R) Protein