IGF-1 LR3 1mg research peptide
IGF-1 LR3 (Long Arg3 IGF-1) is an 83-amino-acid analogue of insulin-like growth factor 1. It carries arginine instead of glutamic acid at position 3 and a 13-residue N-terminal extension. This vial contains 1mg.
Specification
| Quantity per vial | 1mg |
|---|---|
| Sequence | MFPAMPLSSLFVNGPRTLCGAELVDALQFVCGDRGFYFNKPTGYGSSSRRAPQTGIVDECCFRSCDLRRLEMYCAPLKPAKSA |
| Molecular formula | C400H625N111O115S9 |
| Molecular weight | 9117.60 g/mol |
| Stated purity | ≥98% |
| Form | Lyophilised solid |
| Storage | -20°C, sealed, protected from light and moisture |
IGF-1 LR3 in cell culture
Both changes cut the analogue’s binding to IGF-binding proteins, so more of it stays available to the IGF-1 receptor. That property made IGF-1 LR3 a standard supplement in serum-free cell-culture media and a common tool in IGF-1 receptor research.
Further reading: search PubMed for published studies on IGF-1 LR3.
Storage and handling
Store the vial unopened at -20°C, dry and out of direct light. Bring it to room temperature before opening so moisture does not condense on the solid. Follow your laboratory’s protocols for solvent choice and for storing any prepared solution.
Related products
IGF-1 LR3 is listed in our Growth Factor & GH Research Peptides range. Related products include IGF1-DES 1mg, MGF (Mechano Growth Factor) 2mg and Syringe Filter 25mm (MCE) mixed cellulose 0.2µm sterile. For reconstitution and sample storage, see our laboratory supplies.
For laboratory research use only. Not for human or veterinary use. Not a medicine, food, supplement or cosmetic.





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