Gonadorelin is a trophic peptide hormone responsible for the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH) from the anterior pituitary. GnRH is synthesized and released from GnRH neurons within the hypothalamus. The peptide belongs to gonadotropin-releasing hormone family. It constitutes the initial step in the hypothalamic–pituitary–gonadal axis.
CAT No: 10-101-166
CAS No:33515-09-2(net)
Synonyms/Alias:GONADORELIN;Luliberin;Gonadorelina;Gonadorelinum;33515-09-2;Fertagyl;LH-Releasing factor;Luteostimulin;Relefact;Lutal;GnRH-I;Gonadotropin-releasing factor;Mammalian GnRH;Synthetic LRF;Dirigestran Spofa;Synthetic Gn-RH;Mammalian LH-RH;Synthetic LH-RF;Synthetic LH-RH;Porchine LH-RH;Hypocrine;Human LH-RH;Ovine LH-RH;LH-RH (swine);Synthetic gonadoliberin;Gonadoreline;Synthetic LH-FSH-RH;Gonadoliberin I;5-oxo-PHWSYGLRPGNH2;Synthetic LH-RH/FSH-RH;LH-Releasing factor (pig);Porcine LH-releasing factor;Synthetic LH-releasing factor;CHEBI:5520;Human gonadoliberin-i;p-Glu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH2;UNII-9O7312W37G;Gonadorelin decapeptide;Synthetic decapeptide FSH/LH-RH;HOE 471;EINECS 251-553-1;Gonadorelinum [INN-Latin];Gonadorelina [INN-Spanish];AY 24031;9034-40-6;LH-RH;Dirigestran;Glycinamide, 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosylglycyl-L-leucyl-L-arginyl-L-prolyl-;Gonadorelinum (INN-Latin);Gonadorelina (INN-Spanish);5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosylglycyl-L-leucyl-L-arginyl-L-prolylglycinamide;AY-24031;Gn-RH;Luforan;Lutrefact;Nialutin;Relisorm l;LFRH;LHFSHRH;pGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH2;LH-RF;Gonadorelin [INN:BAN];71447-49-9;Fertelin, OvaCyst;Fertagyl (TN);EINECS 232-895-0;Gonadorelin (INN);AY 24034;CHEMBL1007;GONADORELIN (MART.);SCHEMBL143114;[125I]-GnRH I;GTPL3786;DTXSID20873490;H01CA01;V04CM01;5-oxoPro-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH2 (human or pig);BDBM50422274;AKOS015895122;AKOS030213247;9O7312W37G;CCG-270650;HS-2014;[125I]GnRH I (human, mouse, rat);Luteinizing hormone-areleasing factor (swine);D08027;pGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-GlyNH2;GONADORELIN (GONADORELIN DECAPEPTIDE (GNRH));pGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH(2);BRD-K96874295-015-01-0;GONADOTROPIN-RELEASING HORMONE (GNRH) ANALOGUE;Q20817116;5-OXOPRO-HIS-TRP-SER-TYR-GLY-LEU-ARG-PRO-GLY-NH2;LUTEINISING HORMONE-RELEASING FACTOR (LNRH) ANALOGUE;251-553-1;5-Oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl- glycyl-L-leucyl-L-arginyl-L-prolyl-glycinamide;L-Pyroglutamyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosylglycyl-L-leucyl-L-arginyl-L-prolylglycinamide;
Gonadorelin, also known as gonadotropin-releasing hormone (GnRH), is a synthetic decapeptide that mirrors the structure and biological activity of the naturally occurring hypothalamic hormone responsible for the regulation of reproductive function. As a pivotal signaling molecule, Gonadorelin plays an essential role in the hypothalamic-pituitary-gonadal axis by stimulating the anterior pituitary gland to secrete luteinizing hormone (LH) and follicle-stimulating hormone (FSH). Its precise molecular composition and high bioactivity make it a valuable tool for a broad range of scientific studies, particularly those focused on reproductive endocrinology, neuroendocrine research, and cell signaling pathways. Owing to its stability and reliable performance in experimental systems, researchers often select Gonadorelin to dissect the intricate mechanisms underlying hormonal regulation and feedback loops.
Reproductive Biology Research: Within the field of reproductive biology, Gonadorelin serves as a critical reagent for elucidating the mechanisms that govern gonadotropin secretion. By administering this peptide to cultured pituitary cells or animal models, scientists can observe the direct effects on LH and FSH release, thereby gaining insights into the regulatory processes that control fertility, puberty, and sexual maturation. These investigations contribute to a deeper understanding of reproductive physiology and the potential impact of various genetic or environmental factors on hormonal balance.
Endocrine Disruption Studies: GnRH analogues such as Gonadorelin are frequently employed in studies examining endocrine disruption. Environmental toxicologists leverage the peptide to simulate or counteract the effects of endocrine-disrupting chemicals on the hypothalamic-pituitary-gonadal axis. By modulating GnRH signaling in experimental models, researchers can assess how pollutants or synthetic compounds interfere with hormone synthesis, release, and receptor sensitivity, thus advancing knowledge on the implications of environmental exposures for reproductive health.
Neuroendocrinology Investigations: In neuroendocrinology, Gonadorelin is instrumental in exploring the neural control of hormone secretion and the bidirectional communication between the brain and endocrine organs. Researchers utilize this peptide to probe the neurochemical pathways and synaptic inputs that influence GnRH neuron activity, as well as to evaluate the effects of neurotransmitters, neuropeptides, and pharmacological agents on hormone pulsatility. Such studies are essential for unraveling the central regulation of reproductive function and the integration of external cues with endocrine output.
Assay Development and Validation: The robust and well-characterized action of Gonadorelin makes it a preferred standard in the development and validation of bioassays designed to measure gonadotropin release. Laboratories employ the peptide to calibrate assay systems, optimize experimental conditions, and ensure reproducibility across batches and platforms. Its use in assay development underpins the reliability of hormone quantification in both basic research and applied settings, supporting advancements in analytical methodology and data interpretation.
Comparative Physiology and Evolutionary Biology: Research in comparative physiology and evolutionary biology often incorporates Gonadorelin to investigate the conservation and divergence of reproductive regulatory mechanisms among different species. By applying the peptide in cross-species studies, scientists can compare the responsiveness of pituitary tissue, map evolutionary adaptations in hormone signaling pathways, and identify species-specific variations in reproductive control. These comparative analyses enhance our understanding of the evolutionary pressures shaping reproductive strategies and endocrine system architecture.
Gonadorelin continues to be an indispensable reagent across these diverse research domains, enabling scientists to dissect complex hormonal networks, develop novel analytical tools, and expand the boundaries of knowledge in reproductive and neuroendocrine science. Its versatility and biological relevance ensure ongoing utility in experimental protocols that demand precise manipulation and measurement of gonadotropin-releasing hormone activity.
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