PT-141 10mg Research Peptide
PT-141 10mg is a synthetic cyclic peptide also known as bremelanotide. It belongs to the melanocortin peptide research class and is primarily investigated for its interaction with melanocortin receptors, including MC3R and MC4R.
Melanocortin receptors are members of the G protein-coupled receptor (GPCR) family. These receptors participate in a variety of biological signaling processes involving the nervous system, endocrine regulation, energy balance, pigmentation, and other physiological pathways.
PT-141 provides researchers with an experimental ligand for investigating melanocortin receptor pharmacology and peptide-mediated cellular signaling. Its cyclic molecular structure also makes it relevant to studies examining the relationship between peptide conformation, receptor recognition, and biological activity.
Researchers interested in PT-141 10mg from Peptide Sciences should evaluate the product according to the documentation associated with the applicable batch.
Primary Research Classification: Melanocortin Receptor Agonist
PT-141 is classified as a melanocortin receptor agonist.
The melanocortin receptor family includes five principal receptor subtypes:
- MC1R
- MC2R
- MC3R
- MC4R
- MC5R
Each receptor has a distinct distribution and biological role. PT-141 has attracted research interest because of its activity across melanocortin receptor systems, particularly MC3R and MC4R.
These receptors are expressed in several tissues, including regions of the central nervous system. Their signaling has been investigated in connection with neural activity, energy homeostasis, reproductive biology, and motivated behavior.
For laboratory researchers, PT-141 can therefore function as a molecular tool for examining receptor activation and downstream signaling.
Scientific Background
The melanocortin system consists of peptide ligands, receptors, and intracellular signaling pathways that work together to regulate diverse biological processes.
Several melanocortin peptides originate from proopiomelanocortin (POMC), a precursor protein that can be processed into multiple biologically active peptides. One important member of this family is α-melanocyte-stimulating hormone (α-MSH).
Melanocortin peptides interact with melanocortin receptors located on different cell types.
These receptors belong to the GPCR superfamily and translate extracellular peptide signals into intracellular responses. Depending on the receptor subtype and cellular environment, signaling can involve pathways associated with adenylyl cyclase and cyclic AMP (cAMP).
MC3R and MC4R have received substantial research attention because of their roles within central melanocortin signaling networks.
PT-141 is a synthetic melanocortin-related peptide designed with a cyclic structure. This molecular configuration provides researchers with an opportunity to examine how peptide architecture influences receptor interactions and signaling behavior.
Molecular Structure and Peptide Characteristics
PT-141 is a cyclic heptapeptide derived from melanocortin-related peptide structures.
Its cyclic architecture is an important characteristic when studying peptide-receptor interactions. Molecular conformation can influence the way a peptide interacts with a receptor and may affect receptor recognition and biological activity.
This makes PT-141 relevant to structure-activity relationship (SAR) research.
Researchers can investigate relationships between:
- Peptide structure and receptor recognition
- Molecular conformation and receptor activation
- Peptide modifications and signaling activity
- Receptor subtype interactions
- Cellular signaling responses
- Peptide stability under experimental conditions
Exact molecular specifications, including product-specific analytical characteristics, should be verified through the applicable Certificate of Analysis (COA) or current product documentation.
Mechanism of Research Interest
Melanocortin Receptor Interaction
PT-141 interacts with melanocortin receptors, which are GPCRs located on cell membranes.
When an agonist binds to an appropriate GPCR, it can promote receptor conformational changes and initiate intracellular signaling.
The resulting response depends on the receptor subtype, cell type, experimental conditions, and signaling environment.
MC3R and MC4R Signaling
MC3R and MC4R are particularly relevant to PT-141 research.
These receptors have been investigated extensively within central melanocortin pathways. Experimental research can examine how their activation influences intracellular signaling and how receptor responses vary between biological models.
cAMP-Associated Signaling
Melanocortin receptors can influence intracellular pathways involving adenylyl cyclase and cAMP.
Changes in intracellular signaling can subsequently affect downstream cellular processes. The magnitude and character of these responses can vary according to receptor expression and experimental context.
Neural Signaling
The presence of melanocortin receptors within the central nervous system makes PT-141 relevant to research involving neural signaling.
Experimental models can be used to investigate how melanocortin receptor activation interacts with neural circuits associated with physiological and behavioral processes.
Key Research Applications
Melanocortin Receptor Research
PT-141 can be studied as a research ligand for investigating melanocortin receptor activity.
Researchers may examine ligand-receptor binding, receptor activation, receptor selectivity, and downstream signaling.
GPCR Pharmacology
Because melanocortin receptors belong to the GPCR family, PT-141 is relevant to broader research into GPCR activation, signal transduction, receptor regulation, and cellular responses.
Structure-Activity Relationship Studies
The cyclic nature of PT-141 allows researchers to explore how molecular structure influences receptor activity.
Comparative experiments involving related melanocortin peptides may provide insight into receptor recognition and signaling differences.
Neuroendocrine Research
MC3R and MC4R signaling has been investigated in relation to central neuroendocrine pathways. PT-141 can therefore be incorporated into appropriate experimental models examining these signaling networks.
Behavioral Research
Melanocortin pathways have been studied in experimental models involving motivated and reproductive behaviors. PT-141 may be used as a research ligand in such models where scientifically appropriate.
Findings from cellular or animal research should not automatically be interpreted as evidence of equivalent effects in humans.
PT-141 Within Melanocortin Research
PT-141 belongs to a broader group of compounds used to investigate melanocortin biology.
Related melanocortin peptides may interact with overlapping receptor systems while displaying different receptor preferences, molecular structures, and signaling profiles.
This makes comparative research valuable for understanding peptide structure-function relationships.
Researchers may compare PT-141 with related compounds to investigate:
- Receptor activity
- Receptor subtype preference
- Signaling pathways
- Molecular conformation
- Cellular responses
- Experimental stability
Such research can contribute to a broader understanding of how peptide structure influences receptor-mediated signaling.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | PT-141 10mg |
| Alternative Name | Bremelanotide |
| Peptide Class | Synthetic cyclic peptide |
| Research Classification | Melanocortin receptor agonist |
| Primary Research Targets | Melanocortin receptors, including MC3R and MC4R |
| Quantity | 10mg |
| Purity | Product-specific information should be verified from the applicable Certificate of Analysis or product documentation. |
| Analytical Testing | Product-specific information should be verified from the applicable Certificate of Analysis or product documentation. |
| Molecular Weight | Product-specific information should be verified from the applicable Certificate of Analysis or product documentation. |
| Formulation | Product-specific information should be verified from the applicable product documentation. |
| Storage | Follow the product-specific storage and handling documentation. |
Product Documentation
Technical specifications can vary according to product formulation and manufacturing batch. Researchers should use the applicable Certificate of Analysis and current product documentation as the authoritative source for batch-specific information.
Why Researchers Choose Peptide Sciences
Research involving receptor-active peptides requires careful consideration of identity, purity, analytical characterization, and batch documentation.
Researchers evaluating PT-141 10mg from Peptide Sciences should review the documentation associated with the specific product and batch before beginning laboratory work.
Relevant considerations may include:
- Peptide identity
- Analytical characterization
- Purity information
- Batch-specific documentation
- Certificate of Analysis availability
- Product quantity
- Formulation information
- Storage requirements
Peptide Sciences focuses on research-oriented peptide materials, allowing laboratories to evaluate products according to their specific experimental requirements.
Researchers searching for peptidesciences products should rely on current product documentation rather than generalized specifications when determining whether a particular material is appropriate for a research application.
Storage and Handling
Peptide materials may be affected by temperature, moisture, light exposure, formulation, packaging, and storage duration.
For PT-141 10mg, researchers should follow the specific storage and handling information provided with the product.
Where available, the applicable Certificate of Analysis and manufacturer documentation should take precedence over generalized peptide-storage recommendations.
Laboratory personnel should handle research materials according to institutional safety procedures and applicable regulations.
No human or veterinary administration instructions are provided.
Laboratory Research Use Disclaimer
For Laboratory Research Use Only.
PT-141 10mg is intended for laboratory research, analytical, and educational applications. It is not intended for human or veterinary administration, self-administration, diagnosis, treatment, mitigation, or prevention of any disease or medical condition.
The information provided on this page is intended for scientific and research purposes and should not be interpreted as medical advice or a recommendation for human use.
Researchers are responsible for determining the suitability of the material for their specific experimental system and for complying with applicable laws, institutional requirements, and laboratory safety procedures.
Experimental findings should be interpreted according to the biological model, methodology, receptor system, and experimental conditions used.
