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Disclaimer: All products are for laboratory research only and not for human or animal use or consumption. For in-vitro research by qualified professionals only

Gonadorelin Acetate

Gonadorelin Acetate

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Purchase Gonadorelin Acetate Research Peptide

Gonadorelin Acetate is a synthetic decapeptide and structural analog of endogenous gonadotropin-releasing hormone (GnRH) extensively studied in reproductive neuroendocrinology and hypothalamic-pituitary axis research for its role as a potent activator of gonadotropin secretion. This research peptide serves as a critical tool for investigating pulsatile GnRH signaling dynamics, pituitary gonadotroph responsiveness, and reproductive axis regulation in preclinical models.

Gonadorelin Acetate Identity & Structural Overview

Gonadorelin Acetate (pGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH₂ acetate salt) is a synthetic decapeptide identical in primary sequence to endogenous mammalian GnRH-I, formulated as an acetate salt to enhance aqueous solubility and stability in research preparations. The pyroglutamate N-terminal residue and C-terminal glycine amide are critical structural determinants conferring resistance to nonspecific peptidase cleavage and optimal GnRH receptor binding geometry in biochemical assay systems and pituitary cell preparations.

Mechanism of Action

Preclinical research demonstrates that Gonadorelin Acetate binds with high affinity to the GnRH receptor (GnRHR), a Gq/11-coupled seven-transmembrane receptor expressed predominantly on anterior pituitary gonadotroph cells. Studies have documented receptor-mediated activation of phospholipase C, inositol triphosphate-driven intracellular calcium mobilization, and protein kinase C-dependent stimulation of luteinizing hormone (LH) and follicle-stimulating hormone (FSH) biosynthesis and secretion. Additional research has characterized the critical importance of pulsatile versus continuous GnRHR stimulation patterns in determining differential gonadotropin secretion profiles and downstream reproductive axis activation in isolated pituitary preparations and intact animal models.

Key Research Findings

Foundational research by Schally et al. and Guillemin et al., recognized with the Nobel Prize in Physiology or Medicine, established the primary structure of GnRH and its central role in governing pituitary-gonadal axis function through hypothalamic pulse generator activity. Subsequent preclinical work documented the paradoxical gonadotropin suppression observed with continuous GnRHR stimulation versus the physiological activation achieved through pulsatile administration protocols, establishing fundamental principles of GnRH receptor regulation and desensitization kinetics studied extensively in pituitary cell culture and animal model systems.

Product Specifications

  • Form: Lyophilized powder (synthetic, high-purity)

  • Sequence: pGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH₂ acetate salt

  • Amino Acid Composition: 10 amino acids

  • Molecular Weight: 1,182.3 Da

  • Quantity: Single-vial format

  • Storage: −20°C; unopened shelf life of 24 months

  • Reconstitution: Sterile water or bacteriostatic saline

  • Purity: >95% (HPLC verified); endotoxin <1 EU/μg

Research Use Only

For preclinical research purposes only. Not intended for human or veterinary use. All handling must adhere to institutional biosafety committee guidelines.

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