Org 20599
Chemical Name: (2β,3α,5α)-21-Chloro-3-hydroxy-2-(4-morpholinyl)pregnan-20-one
Biological Activity
Org 20599 is a positive allosteric modulator and at higher concentrations direct agonist of GABAA receptors (EC50 = 1.1 μM). Also displays positive modulation of glycine receptors (EC50 = 22.9 μM). Anesthetic steroid; induces hypnosis and loss of righting reflexes in mice.Technical Data
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.
Background References
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The anaesthetic action and modulaton of GABAA receptor activity by the novel water-soluble aminosteroid Org 20599.
Hill-Venning et al.
Neuropharmacology, 1996;35:1209 -
Neuroactive steroids differ in potency but not in intrinsic efficacy at the GABAA receptor in vivo.
Visser et al.
J.Pharmacol.Exp.Ther., 2002;303:616 -
The interaction of anaesthetic steroids with recombinant glycine and GABAA receptors.
Weir et al.
Br.J.Anaesth., 2004;92:704
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