- Molecular Formula: C₁₄₉H₂₄₆N₄₄O₄₂S
- Molecular Weight: 3357.9 g/mol
- Other Known Titles: Sermoreline, Sermorelinum, Somatotropin-Releasing-Hormone(1-29)Amide
- Molecular Formula: C₄₆H₅₆N₁₂O₆
- Molecular Weight: 873.0 g/mol
- Other Known Titles: GTPL1093
- Molecular Formula: C₄₅H₅₅N₉O₆
- Molecular Weight: 818.0 g/mol
- Other Known Titles: Pralmorelin
- Sermorelin GHRH Receptor Kinetics: Sermorelin corresponds to the biologically active amino-terminal region of native growth hormone-releasing hormone. It exhibits selective affinity for the class B G protein-coupled GHRH receptor located on anterior pituitary somatotroph cells. Receptor engagement activates adenylate cyclase, elevating intracellular cyclic AMP (cAMP) and driving a downstream protein kinase A (PKA) signaling axis that modulates transcriptional gene expression patterns.
- Dual GHS-R1a Convergence & Calcium Mobilization: In parallel, GHRP-2 and GHRP-6 function as potent agonists of the GHS-R1a secretagogue receptor. Their activation triggers G\(q\)/G₁₁-mediated phospholipase C (PLC) signaling, stimulating the generation of secondary messengers IP3 and DAG. This cascade drives rapid intracellular calcium mobilization, activating specialized MAPK and ERK pathways involved in cellular response modulation, cellular metabolic regulation, and protein turnover processes.
- Comparative Dynamics & Non-Redundant Secretion: Incorporating both GHRP-2 and GHRP-6 into a single matrix allows for the rigorous exploration of ligand-specific signaling bias and receptor desensitization kinetics. In vitro somatotroph models reveal distinct differences: GHRP-2 activation is uniquely associated with elevations in intracellular cAMP comparable to native GRF, whereas GHRP-6 stimulates peptide release without shifting cAMP levels. When evaluated concurrently at maximal concentrations, they demonstrate distinct additive outputs, proving non-redundant receptor engagement.
- Neuroendocrine Feedback & Receptor Trafficking: This triple matrix provides a robust platform for evaluating receptor crosstalk and localization patterns across central and peripheral tissue types. Investigators frequently utilize this combination to analyze how extracellular calcium channel blockades mitigate hormone release, how Somatostatin attenuates secondary messenger accumulation, and how temporal signals integrate within complex neuroendocrine networks.
- Verified Purity: ≥ 99% purity guaranteed through mass spectrometry and HPLC profiling.
- USA Vetted: Independent laboratory testing ensures precise compound identity, correct molecular mass, and zero cross-contaminants.
- Research Use Only: This compound is synthesized exclusively for in vitro laboratory experimentation and preclinical evaluation. Make sure to double-check the physical label to confirm this information.




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