{"product_id":"pt-141","title":"PT-141","description":"\u003ch2\u003ePT-141 (Bremelanotide)\u003c\/h2\u003e\n\u003cp\u003ePT-141, also known as Bremelanotide, is a synthetic cyclic heptapeptide and a metabolite of Melanotan II, developed as a selective melanocortin receptor agonist. Unlike Melanotan II, PT-141 lacks the C-terminal amide group and exists in a cyclic lactam form, conferring distinct receptor selectivity and pharmacokinetic properties. PT-141 has been extensively studied in preclinical and clinical research for its effects on melanocortin receptor signalling, with particular interest in MC3R and MC4R-mediated pathways involved in sexual function, energy homeostasis, and inflammation.\u003c\/p\u003e\n\u003ch3\u003eMechanism of Action\u003c\/h3\u003e\n\u003cp\u003ePT-141 acts as an agonist at melanocortin receptors, with preferential activity at MC3R and MC4R relative to MC1R and MC5R. MC4R activation in the hypothalamus and limbic system modulates dopaminergic and serotonergic neurotransmission, influencing reward circuitry and autonomic nervous system activity. MC3R activation is associated with energy balance regulation and anti-inflammatory signalling. Unlike PDE5 inhibitors, PT-141 acts centrally rather than peripherally, making it a valuable tool for studying the central melanocortin system’s role in autonomic and neuroendocrine regulation.\u003c\/p\u003e\n\u003ch3\u003eResearch Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMelanocortin receptor (MC3R\/MC4R) pharmacology and selectivity studies\u003c\/li\u003e\n\u003cli\u003eHypothalamic dopaminergic and serotonergic neurotransmission research\u003c\/li\u003e\n\u003cli\u003eCentral autonomic nervous system regulation investigation\u003c\/li\u003e\n\u003cli\u003eEnergy homeostasis and melanocortin system modelling\u003c\/li\u003e\n\u003cli\u003eAnti-inflammatory melanocortin signalling research\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular Formula:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eC₅₀H₆₈N₁₄O₁₀\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular Weight:\u003c\/strong\u003e 1025.2 g\/mol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAS Number:\u003c\/strong\u003e 189691-06-3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurity:\u003c\/strong\u003e ≥98%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Lyophilised powder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e -20°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 24 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eThis product is intended for legitimate laboratory and analytical research use only. Not for diagnostic, therapeutic, or consumer use.\u003c\/em\u003e\u003c\/p\u003e","brand":"Vanta Labs","offers":[{"title":"10mg","offer_id":58103430545672,"sku":"PT141-10MG","price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1049\/8886\/8872\/files\/pt-141.png?v=1782895703","url":"https:\/\/vantalabsuk.com\/products\/pt-141","provider":"Vanta Labs","version":"1.0","type":"link"}