IGF-1 LR3 — Research Peptide Overview, Specifications, and Sourcing
IGF-1 LR3 is an 83-amino-acid synthetic analog of IGF-1 with modifications that reduce IGF binding protein affinity, increasing bioavailability and half-life. Research examines muscle hypertrophy, cellular proliferation, and metabolic regulation.
At-a-Glance Specifications
| CAS Number | 946870-92-4 |
IGF-1 LR3 (Long R3 Insulin-like Growth Factor 1) is an 83-amino-acid synthetic analog of IGF-1 with an arginine substitution at position 3 and a 13-amino-acid N-terminal extension. These modifications reduce IGF binding protein affinity, increasing bioavailability and half-life. Research examines its role in muscle hypertrophy, cellular proliferation, and metabolic regulation.
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