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PT-141 Overview
PT-141, commonly referred to as Bremelanotide, is a synthetic peptide analog of alpha-melanocyte-stimulating hormone (α-MSH). In laboratory and preclinical research models, it is investigated for its ability to activate melanocortin receptors, particularly MC3R and MC4R. These receptors are associated with neuroendocrine signaling, energy regulation, and vascular pathway activity.

History
PT-141 was developed during research into melanocortin peptides and originated from structural modifications of Melanotan II. While Melanotan II was initially studied for its pigmentation-related activity, PT-141 was synthesized to specifically examine central melanocortin receptor interactions. Since its development, PT-141 has been investigated in research models exploring neuroendocrine signaling, vascular regulation, and receptor-mediated biological pathways.

PT-141 Structure

CAS #: 189691-06-3
Molecular Formula: C₅₀H₆₈N₁₄O₁₀
Molecular Weight: 1025.2 g/mol
PubChem ID: 6918280

Research Findings

PT-141 has been examined in neurological, endocrine, and systemic research models, with studies exploring its interaction with melanocortin receptor pathways, neuroendocrine signaling networks, and broader systemic regulatory mechanisms. Research also investigates its involvement in central nervous system activity, hormone signaling modulation, and vascular responses within preclinical experimental environments.

Key Areas of Research:

• Neurological: Central nervous system signaling, receptor activation, neural pathways
• Endocrine: Hormonal signaling regulation, neuroendocrine balance
• Systemic: Vascular response pathways, recovery mechanisms, biological resilience

Together, these observations indicate experimental relevance for PT-141 across neurological, endocrine, and systemic biological systems. Through its interaction with melanocortin receptors and neuroendocrine signaling pathways, PT-141 provides a useful framework for laboratory research focused on signaling biology, systemic regulation, and central nervous system activity in controlled experimental models.