{"kind":"compound","id":"igf-1-lr3","name":"IGF-1 LR3","url":"https://costides.us/us/research/igf-1-lr3","last_verified":"2026-08-21","identity":{"cas":null,"formula":null,"mw":null,"sequence":null,"sequence_3letter":null,"residues":null,"pubchem":null,"identity_note":null,"parent_ligand":null},"chunks":[{"id":"lead-igf-1-lr3","type":"definition","heading":"What is IGF-1 LR3?","text":"IGF-1 LR3 (LR3) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Long Arg3 insulin-like growth factor-1 analogue (IGF-1 LR3 / LR3) studied in cell and animal growth-factor models; structure-specific PubChem CID not resolved with high confidence.","words":59},{"id":"def-igf-1-lr3","type":"definition","heading":"IGF-1 LR3 overview","text":"IGF-1 LR3 (LR3) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Long Arg3 insulin-like growth factor-1 analogue (IGF-1 LR3 / LR3) studied in cell and animal growth-factor models; structure-specific PubChem CID not resolved with high confidence. Synonyms and vendor codes indexed here include LR3, IGF1LR3, IGF-1LR3, Long.","words":70},{"id":"id-igf-1-lr3","type":"identity","heading":"IGF-1 LR3 chemical identity","text":"IGF-1 LR3 chemical identity fields were not retrieved for this monograph.","words":11},{"id":"policy-igf-1-lr3","type":"policy","heading":"Research Use Only","text":"Research Use Only. Not for human or veterinary use. This page indexes chemical identity and citations. It is not medical advice and does not describe administration or dosing.","words":28},{"id":"pass-what-igf-1-lr3","type":"definition","heading":"What is IGF-1 LR3?","text":"IGF-1 LR3 (LR3) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Long Arg3 insulin-like growth factor-1 analogue (IGF-1 LR3 / LR3) studied in cell and animal growth-factor models; structure-specific PubChem CID not resolved with high confidence.","words":59},{"id":"pass-human-igf-1-lr3","type":"definition","heading":"Is IGF-1 LR3 for human use?","text":"No. IGF-1 LR3 (LR3) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing.","words":25},{"id":"pass-cas-igf-1-lr3","type":"definition","heading":"What is the CAS number of IGF-1 LR3?","text":"A CAS number for IGF-1 LR3 (LR3) was not retrieved for this Costides monograph.","words":14},{"id":"faq-igf-1-lr3-1","type":"faq","heading":"What is IGF-1 LR3?","text":"IGF-1 LR3 (LR3) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Long Arg3 insulin-like growth factor-1 analogue (IGF-1 LR3 / LR3) studied in cell and animal growth-factor models; structure-specific PubChem CID not resolved with high confidence. Research Use Only. Not for human or veterinary use.","words":68},{"id":"faq-igf-1-lr3-2","type":"faq","heading":"What is the CAS number of IGF-1 LR3?","text":"A CAS number for IGF-1 LR3 (LR3) was not retrieved for this Costides monograph.","words":14},{"id":"faq-igf-1-lr3-3","type":"faq","heading":"Is IGF-1 LR3 for human use?","text":"No. IGF-1 LR3 (LR3) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing.","words":25},{"id":"faq-igf-1-lr3-4","type":"faq","heading":"Can I buy IGF-1 LR3 from Costides?","text":"No. IGF-1 LR3 is not offered for sale on Costides.","words":10},{"id":"faq-igf-1-lr3-5","type":"faq","heading":"Where does identity data for IGF-1 LR3 come from?","text":"Costides indexes registry and bibliographic sources (PubChem, CAS Common Chemistry, PubMed permalinks) when available. Outcome or efficacy claims are not restated on this page.","words":24},{"id":"cite-igf-1-lr3-1","type":"citation","heading":"The emerging landscape of performance-enhancing peptides modulating GH-IGF1 axis: bridging the gap between clinical evidence and patient self-administration.","text":"The emerging landscape of performance-enhancing peptides modulating GH-IGF1 axis: bridging the gap between clinical evidence and patient self-administration.. PMID 42395176. https://pubmed.ncbi.nlm.nih.gov/42395176/","words":21},{"id":"cite-igf-1-lr3-2","type":"citation","heading":"DOI for PMID 42395176","text":"DOI for PMID 42395176. PMID 42395176. https://doi.org/10.3389/fendo.2026.1822475","words":7},{"id":"cite-igf-1-lr3-3","type":"citation","heading":"Revolutionary decellularized Alstroemeria stem-based nerve conduit integrated with GelMA and controlled IGF-1 LR3 release for enhanced rat sciatic nerve regeneration.","text":"Revolutionary decellularized Alstroemeria stem-based nerve conduit integrated with GelMA and controlled IGF-1 LR3 release for enhanced rat sciatic nerve regeneration.. PMID 41015370. https://pubmed.ncbi.nlm.nih.gov/41015370/","words":23},{"id":"cite-igf-1-lr3-4","type":"citation","heading":"DOI for PMID 41015370","text":"DOI for PMID 41015370. PMID 41015370. https://doi.org/10.1016/j.ijbiomac.2025.147888","words":7},{"id":"cite-igf-1-lr3-5","type":"citation","heading":"IGF-1 LR3 does not promote growth in late-gestation growth-restricted fetal sheep.","text":"IGF-1 LR3 does not promote growth in late-gestation growth-restricted fetal sheep.. PMID 39679943. https://pubmed.ncbi.nlm.nih.gov/39679943/","words":14},{"id":"cite-igf-1-lr3-6","type":"citation","heading":"DOI for PMID 39679943","text":"DOI for PMID 39679943. PMID 39679943. https://doi.org/10.1152/ajpendo.00259.2024","words":7}],"faqs":[{"question":"What is IGF-1 LR3?","answer":"IGF-1 LR3 (LR3) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Structure-specific registry identity fields are not published for this monograph. It is indexed as Long Arg3 insulin-like growth factor-1 analogue (IGF-1 LR3 / LR3) studied in cell and animal growth-factor models; structure-specific PubChem CID not resolved with high confidence. Research Use Only. Not for human or veterinary use."},{"question":"What is the CAS number of IGF-1 LR3?","answer":"A CAS number for IGF-1 LR3 (LR3) was not retrieved for this Costides monograph."},{"question":"Is IGF-1 LR3 for human use?","answer":"No. IGF-1 LR3 (LR3) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing."},{"question":"Can I buy IGF-1 LR3 from Costides?","answer":"No. IGF-1 LR3 is not offered for sale on Costides."},{"question":"Where does identity data for IGF-1 LR3 come from?","answer":"Costides indexes registry and bibliographic sources (PubChem, CAS Common Chemistry, PubMed permalinks) when available. Outcome or efficacy claims are not restated on this page."}],"links":[{"rel":"canonical","href":"https://costides.us/us/research/igf-1-lr3"},{"rel":"rag","href":"https://costides.us/api/rag/compound/igf-1-lr3"},{"rel":"llms","href":"https://costides.us/llms.txt"}]}