PT-141: An Overview of the Research

PT-141, also known as Bremelanotide, occupies an unusual place in peptide research because of where it acts: the central nervous system rather than the vascular system. This overview covers what PT-141 is, the melanocortin receptors it targets, and the research context it appears in.

What Is PT-141?

PT-141 (Bremelanotide) is a synthetic cyclic peptide from the melanocortin family. It is structurally related to melanotan II but is characterised as a distinct compound for research into melanocortin-receptor signalling. It is handled strictly as a research compound.

How Does PT-141 Work?

PT-141 is studied as a melanocortin-receptor agonist, with particular interest in the MC3 and MC4 receptors in the central nervous system. This central mechanism is what distinguishes it in the literature from compounds that act peripherally on blood flow — PT-141 is examined for its activity within central melanocortin signalling pathways.

PT-141 in Research

Research interest centres on the melanocortin system and its role in central signalling. PT-141 is studied for how it interacts with the MC3 and MC4 receptors and is frequently referenced in the broader literature on melanocortin pharmacology. The framing is mechanistic.

Forms, Purity and Handling

• Format: lyophilised powder.

• Purity: greater than or equal to 99% by HPLC.

• COA: per batch.

• Storage: frozen for long-term stability; refrigerated once in solution.

Frequently Asked Questions

What is PT-141?

A synthetic melanocortin peptide, also known as Bremelanotide, studied as an agonist at the MC3 and MC4 receptors.

How is PT-141 different from peripheral compounds?

It is studied for activity in central melanocortin signalling pathways rather than vascular blood-flow mechanisms.

What is PT-141 related to?

It is structurally related to the melanocortin family, including melanotan II, but characterised as a distinct research compound.

What purity should PT-141 be?

Greater than or equal to 99% by HPLC with a per-batch COA.

These products are supplied strictly for laboratory and research use only. Not for human or animal consumption.