IGF-1 LR3 – Long-Acting Growth Factor Analog for Advanced Research
IGF-1 LR3 (Insulin-Like Growth Factor-1 Long Arg3) is a modified analog of naturally occurring IGF-1, engineered to exhibit enhanced stability and prolonged activity in controlled research environments. By extending its half-life and reducing binding affinity to IGF-binding proteins, IGF-1 LR3 allows for more sustained interaction with cellular receptors. As a result, it has become a highly valuable compound in studies focused on cellular growth, proliferation, and metabolic signaling pathways.
Moreover, IGF-1 LR3 differs structurally from standard IGF-1 through the addition of an arginine at position 3 and an extended peptide chain. Consequently, these modifications significantly increase its biological persistence, making it particularly useful in experiments requiring prolonged signaling activity. Because of these properties, researchers frequently utilize IGF-1 LR3 to investigate mechanisms related to cell differentiation, tissue development, and anabolic signaling.
Key Features
- Extended Half-Life – Engineered for prolonged activity compared to native IGF-1
- Enhanced Stability – Reduced binding to IGF-binding proteins improves bioavailability in research models
- High Purity Research Grade – Manufactured under strict quality controls for consistency
- Potent Growth Factor Analog – Commonly studied for its role in cellular proliferation and differentiation
- Receptor Interaction – Binds to IGF-1 receptors to activate downstream signaling pathways
- Versatile Laboratory Use – Suitable for in vitro and controlled experimental applications
Research Applications
IGF-1 LR3 is widely utilized in scientific research due to its strong influence on growth-related cellular pathways. For instance, it is frequently studied in relation to protein synthesis and cellular hypertrophy models. Additionally, researchers incorporate IGF-1 LR3 into experiments examining muscle cell differentiation and regeneration processes.
Furthermore, this peptide plays a significant role in metabolic and glucose uptake research. It is often used to explore insulin-like activity and its downstream signaling cascades, including the PI3K/Akt pathway. As a result, it provides valuable insight into mechanisms governing nutrient partitioning and cellular energy utilization.
In addition, IGF-1 LR3 is commonly applied in studies focused on tissue repair and cell survival. Its anti-apoptotic properties make it relevant in investigations involving cellular longevity and stress response. Because of these diverse research applications, IGF-1 LR3 remains a critical tool in both biochemical and pharmaceutical development studies.
Storage
To preserve the integrity and stability of IGF-1 LR3, proper storage conditions are essential:
- Store in a cool, dry place away from direct sunlight
- Recommended short-term storage at 2–8°C
- For long-term preservation, store at -20°C
- Avoid repeated freeze-thaw cycles to maintain peptide stability
Careful handling ensures consistent and reproducible research outcomes.
Disclaimer
This product is intended strictly for research and laboratory use only. It is not for human consumption, not for therapeutic or diagnostic use, and not for veterinary applications.
All use must be conducted by qualified professionals in appropriate research settings, following applicable regulations and guidelines.






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