{"id":153,"date":"2026-06-18T00:16:08","date_gmt":"2026-06-18T00:16:08","guid":{"rendered":"https:\/\/peptidesdivas.com\/?post_type=product&#038;p=153"},"modified":"2026-07-20T08:30:04","modified_gmt":"2026-07-20T08:30:04","slug":"pt-141-bremelanotide-research-peptide","status":"publish","type":"product","link":"https:\/\/peptidesdivas.com\/pl\/product\/pt-141-bremelanotide-research-peptide\/","title":{"rendered":"PT-141"},"content":{"rendered":"<h1>PT-141 (Bremelanotide) \u2013 Cyclic Melanocortin Research Peptide<\/h1>\n<p>PT-141, also known as Bremelanotide, is an advanced synthetic cyclic heptapeptide developed for professional laboratory research involving melanocortin receptor activity, central signalling pathways and cyclic peptide pharmacology.<\/p>\n<p>Its compact molecular structure and broad melanocortin receptor profile make PT-141 particularly relevant for studies involving MC4R and MC1R activity, G-protein-coupled receptor signalling, neuroendocrine communication and peptide structure\u2013activity relationships.<\/p>\n<p>PT-141 is supplied as a premium lyophilised research material in a securely sealed vial with clear batch information, professional packaging and fast order processing from Peptides Divas.<\/p>\n<h2>Kluczowe cechy produktu<\/h2>\n<ul>\n<li>Synthetic cyclic heptapeptide<\/li>\n<li>Also known as Bremelanotide and PT141<\/li>\n<li>Advanced melanocortin receptor agonist<\/li>\n<li>Relevant for MC4R and MC1R research<\/li>\n<li>Suitable for central melanocortin signalling studies<\/li>\n<li>Useful for GPCR pharmacology<\/li>\n<li>Relevant for cyclic peptide characterisation<\/li>\n<li>Dostarczany jako liofilizowany materia\u0142 badawczy<\/li>\n<li>Wyczy\u015b\u0107 informacje o produkcie specyficzne dla danej partii<\/li>\n<li>Bezpieczne i dyskretne opakowanie<\/li>\n<li>Szybka i \u015bledzona dostawa na terenie Europy<\/li>\n<\/ul>\n<h2>What Is PT-141?<\/h2>\n<p>PT-141 is a synthetic melanocortin peptide with a conformationally restricted cyclic structure.<\/p>\n<p>The molecule belongs to the melanocortin peptide family and is structurally related to alpha-melanocyte-stimulating hormone analogues. Its cyclic design helps create a stable and clearly defined molecular profile for receptor-binding and signalling research.<\/p>\n<p>PT-141 is also known by its scientific name, Bremelanotide. The two names refer to the same active peptide compound.<\/p>\n<h2>Alternative Product Names<\/h2>\n<p>PT-141 may be identified under several names:<\/p>\n<ul>\n<li>PT-141<\/li>\n<li>PT141<\/li>\n<li>Bremelanotide<\/li>\n<li>Bremelanotide acetate<\/li>\n<li>Cyclic melanocortin peptide<\/li>\n<li>Melanocortin receptor agonist<\/li>\n<\/ul>\n<p>Researchers should always confirm the exact chemical form and batch specifications using the product label and applicable analytical documentation.<\/p>\n<h2>Molecular Structure<\/h2>\n<p>Bremelanotide is a synthetic cyclic heptapeptide with an acetylated amino terminus and a free acid at the carboxyl terminus.<\/p>\n<p>Its peptide structure is commonly represented as:<\/p>\n<p><strong>Ac-Nle-cyclo-(Asp\u2013His\u2013D-Phe\u2013Arg\u2013Trp\u2013Lys\u2013OH)<\/strong><\/p>\n<p>Important structural characteristics include:<\/p>\n<ul>\n<li>Seven-amino-acid cyclic peptide structure<\/li>\n<li>Lactam-bridged molecular design<\/li>\n<li>Acetylated amino terminus<\/li>\n<li>Free carboxyl terminus<\/li>\n<li>Modified amino-acid components<\/li>\n<li>Conformationally restricted structure<\/li>\n<li>Broad melanocortin receptor activity<\/li>\n<li>Distinct analytical profile<\/li>\n<\/ul>\n<p>These characteristics make PT-141 particularly useful for cyclic peptide, receptor-binding and structure\u2013activity research.<\/p>\n<h2>Melanocortin Receptor Research<\/h2>\n<p>PT-141 is studied as a non-selective agonist of several melanocortin receptor subtypes.<\/p>\n<p>Relevant receptor systems include:<\/p>\n<ul>\n<li>MC1R<\/li>\n<li>MC2R<\/li>\n<li>MC3R<\/li>\n<li>MC4R<\/li>\n<li>MC5R<\/li>\n<\/ul>\n<p>The relative activity of PT-141 differs between receptor subtypes, with MC1R and MC4R representing particularly important areas of scientific interest.<\/p>\n<p>Potential research applications include:<\/p>\n<ul>\n<li>Melanocortin receptor binding<\/li>\n<li>Aktywacja receptora<\/li>\n<li>Interakcje ligand\u2013receptor<\/li>\n<li>Sygnalizacja receptora sprz\u0119\u017conego z bia\u0142kiem G<\/li>\n<li>Szlaki cyklicznego AMP<\/li>\n<li>Transdukcja sygna\u0142u wewn\u0105trzkom\u00f3rkowego<\/li>\n<li>Internalizacja receptora<\/li>\n<li>Odwra\u017cliwienie receptora<\/li>\n<li>Relacje mi\u0119dzy koncentracj\u0105 a reakcj\u0105<\/li>\n<li>Por\u00f3wnawcza farmakologia receptor\u00f3w<\/li>\n<\/ul>\n<h2>MC4R and Central Signalling Research<\/h2>\n<p>The melanocortin 4 receptor, known as MC4R, is expressed in multiple regions of the central nervous system.<\/p>\n<p>This makes PT-141 particularly relevant for research involving:<\/p>\n<ul>\n<li>Central melanocortin signalling<\/li>\n<li>Hypothalamic receptor activity<\/li>\n<li>Komunikacja neuroendokrynna<\/li>\n<li>Neural GPCR pathways<\/li>\n<li>Behaviour-related signalling models<\/li>\n<li>Autonomic communication<\/li>\n<li>Dopamine-associated research pathways<\/li>\n<li>Receptor-expression analysis<\/li>\n<li>Central ligand\u2013receptor interactions<\/li>\n<li>Comparative MC4R agonist studies<\/li>\n<\/ul>\n<p>PT-141 is frequently used as a research reference for examining how melanocortin receptor activation may influence centrally mediated signalling.<\/p>\n<h2>MC1R and Melanocyte Research<\/h2>\n<p>MC1R is strongly associated with melanocyte biology and pigmentation-related signalling.<\/p>\n<p>PT-141 may therefore also be relevant for laboratory research involving:<\/p>\n<ul>\n<li>MC1R receptor activation<\/li>\n<li>Melanocyte signalling<\/li>\n<li>Melanin-expression pathways<\/li>\n<li>Pigmentation-related cellular models<\/li>\n<li>Selektywno\u015b\u0107 receptora<\/li>\n<li>Comparative melanocortin ligands<\/li>\n<li>Cellular concentration responses<\/li>\n<li>Melanocyte gene expression<\/li>\n<li>GPCR signalling in pigment cells<\/li>\n<li>Receptor-mediated cellular communication<\/li>\n<\/ul>\n<p>These applications describe laboratory research pathways and do not represent cosmetic claims.<\/p>\n<h2>Badania neuroendokrynne<\/h2>\n<p>Melanocortin receptors contribute to communication between the central nervous system and endocrine pathways.<\/p>\n<p>Potential PT-141 research areas include:<\/p>\n<ul>\n<li>Sygnalizacja neuroendokrynna<\/li>\n<li>Hypothalamic pathway research<\/li>\n<li>Central receptor activation<\/li>\n<li>Neural transmitter interactions<\/li>\n<li>Hormone-associated signalling<\/li>\n<li>Behavioural response models<\/li>\n<li>Autonomic nervous system research<\/li>\n<li>Receptor-mediated cellular communication<\/li>\n<li>Comparative neuropeptide pharmacology<\/li>\n<li>Central nervous system peptide research<\/li>\n<\/ul>\n<p>Experimental results can differ depending on the receptor subtype, cell type, concentration, administration model and analytical method.<\/p>\n<h2>Cyclic Peptide Research<\/h2>\n<p>The conformationally restricted structure of PT-141 makes it especially relevant for peptide design and molecular engineering.<\/p>\n<p>Potential research topics include:<\/p>\n<ul>\n<li>Peptide cyclisation<\/li>\n<li>Lactam bridge formation<\/li>\n<li>Conformational restriction<\/li>\n<li>Stabilno\u015b\u0107 molekularna<\/li>\n<li>Enzymatic degradation<\/li>\n<li>Receptor-binding optimisation<\/li>\n<li>Modified amino-acid analysis<\/li>\n<li>Farmakologia peptyd\u00f3w<\/li>\n<li>Relacje struktura\u2013aktywno\u015b\u0107<\/li>\n<li>Comparative linear and cyclic peptides<\/li>\n<li>Molecular modelling<\/li>\n<li>Synthetic peptide chemistry<\/li>\n<\/ul>\n<p>Researchers may compare PT-141 with Melanotan II, alpha-MSH or other melanocortin ligands to examine how small structural differences influence receptor activity.<\/p>\n<h2>PT-141 Versus Melanotan II<\/h2>\n<p>PT-141 and Melanotan II are closely related cyclic melanocortin peptides, but they should not be treated as identical compounds.<\/p>\n<table>\n<thead>\n<tr>\n<th>Charakterystyczny<\/th>\n<th>PT-141<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Scientific name<\/td>\n<td>Bremelanotide<\/td>\n<\/tr>\n<tr>\n<td>Typ peptydu<\/td>\n<td>Cyclic heptapeptide<\/td>\n<\/tr>\n<tr>\n<td>C-terminal structure<\/td>\n<td>Free carboxylic acid<\/td>\n<\/tr>\n<tr>\n<td>Main research profile<\/td>\n<td>Central melanocortin and receptor signalling<\/td>\n<\/tr>\n<tr>\n<td>Important receptor targets<\/td>\n<td>MC4R and MC1R<\/td>\n<\/tr>\n<tr>\n<td>Product identity<\/td>\n<td>Distinct from Melanotan II<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Researchers should always verify the exact compound identity before beginning laboratory analysis.<\/p>\n<h2>Potencjalne zastosowania badawcze<\/h2>\n<p>PT-141 may be relevant for controlled scientific research involving:<\/p>\n<ul>\n<li>Melanocortin receptor pharmacology<\/li>\n<li>MC4R receptor signalling<\/li>\n<li>MC1R receptor activity<\/li>\n<li>Central nervous system pathways<\/li>\n<li>Komunikacja neuroendokrynna<\/li>\n<li>GPCR activation<\/li>\n<li>Sygnalizacja cykliczna AMP<\/li>\n<li>Interakcje ligand\u2013receptor<\/li>\n<li>Selektywno\u015b\u0107 receptora<\/li>\n<li>Internalizacja receptora<\/li>\n<li>Peptide cyclisation<\/li>\n<li>Relacje struktura\u2013aktywno\u015b\u0107<\/li>\n<li>Comparative melanocortin research<\/li>\n<li>Analityczna charakterystyka peptyd\u00f3w<\/li>\n<li>Analiza chromatograficzna<\/li>\n<li>Analiza metod\u0105 spektrometrii masowej<\/li>\n<li>Testowanie stabilno\u015bci i degradacji<\/li>\n<\/ul>\n<p>The exact experimental concentrations, controls and analytical procedures should be established by the qualified laboratory conducting the research.<\/p>\n<h2>Badania analityczne<\/h2>\n<p>PT-141 may be suitable for professional laboratory analysis involving:<\/p>\n<ul>\n<li>Chromatografia cieczowa wysokosprawna<\/li>\n<li>Chromatografia cieczowa-spektrometria mas<\/li>\n<li>Potwierdzenie to\u017csamo\u015bci peptydu<\/li>\n<li>Molecular structure analysis<\/li>\n<li>Ocena czysto\u015bci<\/li>\n<li>Testowanie stabilno\u015bci<\/li>\n<li>Profilowanie degradacji<\/li>\n<li>Ocena rozpuszczalno\u015bci<\/li>\n<li>Por\u00f3wnanie materia\u0142\u00f3w odniesienia<\/li>\n<li>Receptor-binding assays<\/li>\n<li>Zgodno\u015b\u0107 formulacji<\/li>\n<li>Rozw\u00f3j metod analitycznych<\/li>\n<\/ul>\n<p>Product identity and analytical quality should always be evaluated using documentation associated with the applicable batch.<\/p>\n<h2>Specyfikacja produktu<\/h2>\n<table>\n<thead>\n<tr>\n<th>Charakterystyka produktu<\/th>\n<th>Informacja<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nazwa produktu<\/td>\n<td>PT-141<\/td>\n<\/tr>\n<tr>\n<td>Scientific name<\/td>\n<td>Bremelanotide<\/td>\n<\/tr>\n<tr>\n<td>Alternative form<\/td>\n<td>Bremelanotide acetate<\/td>\n<\/tr>\n<tr>\n<td>Kategoria produktu<\/td>\n<td>Syntetyczny peptyd badawczy<\/td>\n<\/tr>\n<tr>\n<td>Typ z\u0142o\u017cony<\/td>\n<td>Cyclic melanocortin receptor agonist<\/td>\n<\/tr>\n<tr>\n<td>Peptide structure<\/td>\n<td>Cyclic heptapeptide<\/td>\n<\/tr>\n<tr>\n<td>Important research targets<\/td>\n<td>MC4R and MC1R<\/td>\n<\/tr>\n<tr>\n<td>G\u0142\u00f3wne obszary bada\u0144<\/td>\n<td>Melanocortin and neuroendocrine signalling<\/td>\n<\/tr>\n<tr>\n<td>Formularz<\/td>\n<td>Liofilizowany materia\u0142 badawczy<\/td>\n<\/tr>\n<tr>\n<td>Prezentacja<\/td>\n<td>Bezpiecznie zamkni\u0119ta fiolka badawcza<\/td>\n<\/tr>\n<tr>\n<td>Dokumentacja<\/td>\n<td>Informacje analityczne dotycz\u0105ce konkretnej partii<\/td>\n<\/tr>\n<tr>\n<td>Opakowanie<\/td>\n<td>Bezpieczne i dyskretne opakowanie<\/td>\n<\/tr>\n<tr>\n<td>Przeznaczenie<\/td>\n<td>Badania naukowe, analityczne i laboratoryjne<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Format bada\u0144 liofilizowanych<\/h2>\n<p>PT-141 is supplied as a lyophilised research material in a securely sealed vial.<\/p>\n<p>Lyophilisation removes moisture and helps support peptide stability during controlled storage and transportation. Minor differences in physical appearance may occur due to product quantity, production conditions and residual moisture.<\/p>\n<p>Physical appearance alone should not be used to confirm product identity, purity or concentration. Researchers should review the applicable batch documentation before beginning laboratory analysis.<\/p>\n<h2>Jako\u015b\u0107 i przejrzysto\u015b\u0107 produktu<\/h2>\n<p>Peptides Divas focuses on clear product specifications, careful handling and batch-level traceability.<\/p>\n<p>Dost\u0119pne informacje analityczne mog\u0105 obejmowa\u0107:<\/p>\n<ul>\n<li>Identyfikacja produktu<\/li>\n<li>Peptide structure<\/li>\n<li>Numer partii lub serii<\/li>\n<li>Zg\u0142oszona czysto\u015b\u0107<\/li>\n<li>Analiza HPLC<\/li>\n<li>Dane spektrometrii masowej<\/li>\n<li>Informacje testowe<\/li>\n<li>Wygl\u0105d produktu<\/li>\n<li>Zalecenia dotycz\u0105ce przechowywania<\/li>\n<\/ul>\n<p>This provides researchers with clear and traceable product information for the applicable batch.<\/p>\n<h2>Informacje o przechowywaniu<\/h2>\n<p>Store PT-141 in its original sealed packaging under the conditions stated on the product label and applicable batch documentation.<\/p>\n<p>Protect the research material from:<\/p>\n<ul>\n<li>Bezpo\u015brednie \u015bwiat\u0142o s\u0142oneczne<\/li>\n<li>Nadmierne ciep\u0142o<\/li>\n<li>Wilgo\u0107<\/li>\n<li>Zanieczyszczenie<\/li>\n<li>Uszkodzone opakowanie<\/li>\n<li>Powtarzaj\u0105ce si\u0119 wahania temperatury<\/li>\n<li>Niepotrzebna ekspozycja na powietrze<\/li>\n<\/ul>\n<p>Laboratorium odbieraj\u0105ce jest odpowiedzialne za ustalenie odpowiednich procedur przygotowywania, obs\u0142ugi i przechowywania dla swojego konkretnego protoko\u0142u badawczego.<\/p>\n<h2>Why Choose PT-141?<\/h2>\n<p>PT-141 provides a distinctive cyclic molecular structure and broad melanocortin receptor research profile.<\/p>\n<p>Key research advantages include:<\/p>\n<ul>\n<li>Clearly defined cyclic heptapeptide structure<\/li>\n<li>Direct relevance to MC4R research<\/li>\n<li>Suitable for central melanocortin signalling studies<\/li>\n<li>Useful for MC1R and melanocyte research<\/li>\n<li>Relevant for GPCR pharmacology<\/li>\n<li>Valuable for cyclic peptide analysis<\/li>\n<li>Suitable for structure\u2013activity research<\/li>\n<li>Wygodna liofilizowana posta\u0107<\/li>\n<li>Wyczy\u015b\u0107 informacje o produkcie specyficzne dla danej partii<\/li>\n<\/ul>\n<h2>Dlaczego warto zamawia\u0107 w Peptides Divas?<\/h2>\n<p>Peptides Divas combines carefully selected research materials with fast, reliable and professional service.<\/p>\n<p>Customers benefit from:<\/p>\n<ul>\n<li>Wyra\u017anie wy\u015bwietlane specyfikacje produktu<\/li>\n<li>Informacje analityczne dotycz\u0105ce konkretnej partii<\/li>\n<li>Szybka realizacja zam\u00f3wie\u0144<\/li>\n<li>Bezpieczne i dyskretne opakowanie<\/li>\n<li>Opcje \u015bledzenia przesy\u0142ki<\/li>\n<li>Staranne zabezpieczenie fiolki<\/li>\n<li>Szybka i sprawna obs\u0142uga klienta<\/li>\n<li>Niezawodna dostawa do Europy<\/li>\n<\/ul>\n<p>Choose PT-141 from Peptides Divas for advanced laboratory research involving melanocortin receptors, central signalling, neuroendocrine pathways and cyclic peptide pharmacology.<\/p>\n<p>Wy\u0142\u0105cznie do u\u017cytku laboratoryjnego. Produkt nie jest przeznaczony do stosowania u ludzi ani zwierz\u0105t.<\/p>","protected":false},"excerpt":{"rendered":"<p class=\"isSelectedEnd\">PT-141, also known as Bremelanotide, is a synthetic cyclic heptapeptide with a distinctive melanocortin receptor research profile.<\/p>\n<p class=\"isSelectedEnd\">Its compact molecular structure makes it particularly relevant for advanced laboratory studies involving MC4R and MC1R activity, central melanocortin signalling, neuroendocrine communication and cyclic peptide pharmacology.<\/p>\n<p>Supplied as a premium lyophilised research material with clear batch information, secure packaging and fast, trackable delivery.<\/p>","protected":false},"featured_media":147,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"nf_dc_page":"","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_brand":[],"product_cat":[39],"product_tag":[46],"class_list":["post-153","product","type-product","status-publish","has-post-thumbnail","product_cat-metabolic-research","product_tag-10-mg","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>PT-141 Bremelanotide Research Peptide | Peptides Divas<\/title>\n<meta name=\"description\" content=\"Explore PT-141 Bremelanotide, a cyclic melanocortin research peptide for advanced studies 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