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For Laboratory Research Use Only
Not intended for human or veterinary use.
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IGF-1 LR3, also known as Long R3 IGF-I, is an engineered insulin-like growth factor-I analogue supplied for laboratory research use only.
Published scientific literature has investigated Long R3 IGF-I in relation to IGF-Ireceptor biology, IGF-binding protein interactions and cell-culture research models.
Product Name: IGF-1 LR3
Product Type: Engineered Long R3 IGF-I Analogue
Amount: 1 mg
Form: Lyophilized Powder
Purity: ≥99%
Storage: 2–8°C
Batch Testing: Batch-Specific COA Available
Intended Use: Research Use Only
Each batch is linked to a batch-specific Certificate of Analysis (COA).
Available documentation may include purity testing, identity verification, and batch-related analytical data.
King R, Wells JRE, Krieg P, Snoswell M, Brazier J, Bagley CJ, Wallace JC, Ballard FJ, Ross M, Francis GL.
Production and characterization of recombinant insulin-like growth factor-I (IGF-I) and potent analogues of IGF-I, with Gly or Arg substituted for Glu3, following their expression in Escherichia coli as fusion proteins.
Journal of Molecular Endocrinology. 1992;8(1):29–41.
PMID: 1311930 
DOI: 10.1677/jme.0.0080029
Francis GL, Ross M, Ballard FJ, Milner SJ, Senn C, McNeil KA, Wallace JC, King R, Wells JRE.
Novel recombinant fusion protein analogues of insulin-like growth factor (IGF)-I indicate the relative importance of IGF-binding protein and receptor binding for enhanced biological potency.
Journal of Molecular Endocrinology. 1992;8(3):213–223.
PMID: 1378742
DOI: 10.1677/jme.0.0080213
Bryant KJ, Read LC, Forsberg G, Wallace JC.
Design and characterisation of long-R3-insulin-like growth factor-I muteins which show resistance to pepsin digestion.
Growth Factors. 1996;13(3–4):261–272.
PMID: 8919033
DOI: 10.3109/08977199609003227
Voorhamme D, Yandell CA.
LONG R3IGF-I as a more potent alternative to insulin in serum-free culture of HEK293 cells.
Molecular Biotechnology. 2006;34(2):201–204.
PMID: 17172665
DOI: 10.1385/MB:34:2:201
Product Name: IGF-1 LR3
Product Type: Engineered Long R3 IGF-I Analogue
Amount: 1 mg
Form: Lyophilized Powder
Purity: ≥99%
Storage: 2–8°C
Batch Testing: Batch-Specific COA Available
Intended Use: Research Use Only
This product is supplied strictly for laboratory research purposes.
It is not intended for human use, veterinary use, diagnostic applications, or therapeutic and clinical applications.
True Peptides does not provide dosing guidance, administration instructions, or usage recommendations.
Product Name: 10-Amino-1MQ 50 mg
LOT Number: 240710A
Expiration Date: July 18, 2028
Storage Conditions: 2–8 °C, unless otherwise specified
Use Category: Research Use Only
This batch is linked to analytical documentation intended to support traceability and laboratory recordkeeping.
The COA may include:
• batch identification
• analytical purity results
• identity verification
• method reference information
This page applies only to the lot number listed above.
Documentation shown here is batch-specific and should not be used as a reference for other lots or product versions.
This material is supplied strictly for laboratory research purposes.
It is not intended for:
• human use
• veterinary use
• diagnostic applications
• therapeutic or clinical applications
True Peptides does not provide dosing guidance, administration instructions, or usage recommendations.
All analytical data provided is batch-specific and linked to the corresponding product.
Transparency in documentation allows for:
True Peptides prioritizes accessible and verifiable documentation as a core part of its quality framework.
Peptide materials are supplied as lyophilized powders.
Recommended storage: 2–8°C refrigerated, unless otherwise specified.
Proper storage conditions are required to maintain material integrity. Stability may vary depending on peptide structure and environmental exposure.
Handling should be performed within controlled laboratory conditions.
