IGF1-LR3
IGF1-LR3 is a synthetic analogue of insulin-like growth factor-1, engineered for enhanced biological activity and prolonged half-life. Designed exclusively for laboratory research and scientific applications, this peptide is supplied as a lyophilized powder to ensure maximum stability and purity. Each batch undergoes rigorous HPLC and mass spectrometry testing, guaranteeing ≥98% purity.
Unlike standard IGF-1, the LR3 (Long Arginine 3) modification reduces protein binding, allowing sustained receptor interaction in controlled in vitro and in vivo studies. Researchers commonly investigate IGF1-LR3 for its role in cell proliferation, differentiation, and anabolic signaling pathways.
Key Features
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High Purity: ≥98% verified by independent HPLC analysis
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Stable Format: Lyophilized for easy reconstitution with sterile water or acetic acid
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Longer Bioactivity: LR3 modification minimizes protein binding for extended half-life
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Research Use Only: Not for human or veterinary use, dietary supplements, or clinical applications
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Secure Packaging: Vacuum-sealed vials with desiccant for optimal transport and storage
Specifications
| Specification | Detail |
|---|---|
| Molecular Formula | C₉₉₀H₁₅₂₈N₂₆₂O₃₀₄S₇ |
| Molecular Weight | 9.1 kDa |
| Purity | ≥98% (HPLC) |
| Appearance | White lyophilized powder |
| Storage | -20°C, protected from light |
| Reconstitution | Recommended with 10–20 mM acetic acid |
Usage Guidelines
This IGF1-LR3 is intended for bench-top research only. Common applications include:
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Cell culture media supplementation (0.1–10 nM range)
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Signal transduction studies (PI3K/Akt and MAPK pathways)
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Investigating muscle hypertrophy and neuroprotection in model systems
Always follow institutional safety guidelines and handle with appropriate personal protective equipment (PPE).
Shipping & Storage
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Shipping: Ambient temperature with ice packs (expedited shipping recommended)
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Upon Arrival: Store immediately at -20°C; avoid repeated freeze-thaw cycles
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Shelf Life: 12 months from date of receipt when stored properly


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