Discontinued Product

Cortistatin-8 (Cat. No. 3033) has been withdrawn from sale for commercial reasons.
Description: Ghrelin receptor antagonist
Alternative Names: CST-8
Literature (1)

Biological Activity for Cortistatin-8

Synthetic cortistatin analog that lacks the ability to bind somatostatin receptors but retains ghrelin receptor binding. Acts as a ghrelin receptor antagonist; counteracts the response of ghrelin on gastric acid secretion.

Technical Data for Cortistatin-8

M. Wt 1009.25
Formula C47H68N12O9S2

(Modifications: Trp-4 = D-Trp, Disulfide bridge between 2 - 7, Lys-8 = C-terminal amide)

Storage Desiccate at -20°C
CAS Number 485803-62-1
PubChem ID 9854662
Smiles [H]N1CCC[C@H]1C(=O)N[C@H]1CSSC[C@H](NC(=O)[C@@H](NC(=O)[C@H](CCCCN)NC(=O)[C@@H](CC2=CNC3=C2C=CC=C3)NC(=O)[C@H](CC2=CC=CC=C2)NC1=O)[C@@H](C)O)C(=O)N[C@@H](CCCCN)C(N)=O

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

Tocris products are intended for laboratory research use only, unless stated otherwise.

Product Datasheets for Cortistatin-8

References for Cortistatin-8

References are publications that support the biological activity of the product.

Luque et al (2006) Cortistatin mimics somatostatin by inducing a dual, dose-dependent stimulatory and inhibitory effect on GH secretion in somatotropes. J.Mol.Endocrinol. 36 547 PMID: 16720722

Sibilia et al (2006) Evidence for a role of the GHS-R1a receptors in ghrelin inhibition of gastric acid secretion in the rat. J.Neuroendocrinol. 18 122 PMID: 16420281

Prodam et al (2008) Cortistatin-8, a synthetic cortistatin-derived ghrelin receptor ligand, does not modify the endocrine responses to acylated ghrelin or hexarelin in humans. Neuropeptides 42 89 PMID: 18061663

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Keywords: Cortistatin-8, Cortistatin-8 supplier, Ghrelin, receptor, antagonists, GHS-R1a, Receptors, Growth, Hormone, Secretagogue, 1a, CST8, CST-8, 3033, Tocris Bioscience

Citations for Cortistatin-8

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Currently there are no citations for Cortistatin-8.

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Literature in this Area

Tocris offers the following scientific literature in this area to showcase our products. We invite you to request* your copy today!

*Please note that Tocris will only send literature to established scientific business / institute addresses.

Peptides Involved in Appetite Modulation Scientific Review

Peptides Involved in Appetite Modulation Scientific Review

Written by Sonia Tucci, Lynsay Kobelis and Tim Kirkham, this review provides a synopsis of the increasing number of peptides that have been implicated in appetite regulation and energy homeostasis; putative roles of the major peptides are outlined and compounds available from Tocris are listed.