{"product_id":"igf-1-lr3","title":"IGF-1 LR3 1mg","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIGF-1 LR3 (Long Arg³ IGF-1) is a synthetic research peptide derived from human insulin-like growth factor-1, incorporating a 13-amino acid extension at the N-terminus along with a third-position arginine substitution. These structural modifications are designed to reduce interaction with IGF-binding proteins and increase peptide persistence and receptor engagement in controlled experimental systems, making it a more stable investigative tool relative to native IGF-1 in laboratory research applications.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eMolecular Characteristics \u0026amp; Research Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIn controlled laboratory research models, IGF-1 LR3 binds to the insulin-like growth factor-1 receptor (IGF-1R), initiating downstream signaling cascades commonly associated with PI3K\/Akt and MAPK\/ERK pathway activation under defined experimental conditions. Key research applications include examination of the following molecular systems and experimental endpoints:\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eIGF-1R receptor binding dynamics and ligand–receptor interaction kinetics research\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePI3K\/Akt signaling pathway activation and downstream cascade endpoint investigation\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMAPK\/ERK pathway activity modeling and transcriptional response research\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eCellular proliferation signaling pathway dynamics and regulatory mechanism investigation\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eCell differentiation pathway activity and developmental signaling endpoint research\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eCellular survival signaling pathway dynamics under defined experimental conditions\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMetabolic pathway coordination and energy homeostasis signaling research\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eAnabolic signaling dynamic investigation in controlled preclinical research systems\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eTissue remodeling mechanism and cellular growth regulation pathway research\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eComparative receptor pharmacology endpoint analysis versus native IGF-1 in experimental models\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eExtended-duration signaling study applications enabled by enhanced peptide stability profile\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThese molecular characteristics position IGF-1 LR3 as a valuable investigative tool in laboratory research examining anabolic signaling dynamics, receptor-binding kinetics, and peptide-driven cellular growth regulation mechanisms under controlled experimental conditions.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePurity \u0026amp; Quality\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e≥99% Purity — HPLC Verified\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eIndependently tested by accredited third-party laboratory\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eCertificate of Analysis (CoA) available for every batch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eResearch Use Only (RUO) Notice\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAll products are furnished strictly for in-vitro laboratory research use only. These materials are not medicines or drugs and have not been evaluated or approved by the U.S. Food and Drug Administration (FDA) to diagnose, treat, cure, or prevent any disease or medical condition. Introduction into humans or animals is strictly prohibited. Not for human, medical, diagnostic, or veterinary use.\u003c\/p\u003e","brand":"p1peptides","offers":[{"title":"Default Title","offer_id":52487055376568,"sku":"9351648004617","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0932\/8790\/7512\/files\/variant-20.jpg?v=1771487866","url":"https:\/\/p1peptides.com\/en-hk\/products\/igf-1-lr3","provider":"p1peptides","version":"1.0","type":"link"}