HGH 191AA (Somatropin) is a 191 amino acid sequence recombinant human growth hormone (rhGH) that mirrors the endogenous growth hormone produced by the anterior pituitary gland. As a full-length, single-chain polypeptide, it is structurally identical to native human GH, distinguishing it from truncated or modified analogues. This precise molecular architecture makes it a valuable tool in preclinical and in vitro research settings.
In research models, HGH 191AA exerts its effects primarily through binding to the GH receptor, triggering downstream signalling cascades including the JAK2/STAT5 pathway. This activation stimulates hepatic production of insulin-like growth factor 1 (IGF-1), which mediates many of the anabolic and metabolic effects observed in studies. Research has explored its role in areas such as lipolysis, nitrogen retention, cellular proliferation, and musculoskeletal tissue dynamics.
This product is supplied as a lyophilised powder with a purity of >98%, offering stability during storage and transport. Each vial contains 12mg of HGH 191AA. Recommended storage is at -20°C, with reconstituted solution stored at 4°C and used within a short period to maintain integrity.
Molecular Formula
C₉₉₀H₁₅₂₈N₂₆₂O₃₀₀S₇
Molecular Weight
22,124 g/mol
Purity
>98%
CAS Number
12629-01-5
Form
Lyophilised Powder
Research Applications
Growth hormone signalling research, IGF-1 axis studies, metabolic and lipolysis research, musculoskeletal tissue research, cellular proliferation studies, pituitary hormone analogue research
For research purposes only. Not for human use.


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