Selective vasopressin V1B receptor agonist (Ki values are 0.16, 64, 100 and 3800 nM for V1B, oxytocin, V2 and V1A receptors respectively). Displays weak antidiuretic, vasopressor and in vitro oxytocic activities.
(Modifications: X = Mpr, Gly-9 = C-terminal amide, Disulfide bridge between X-1 - Cys-6)
|Storage||Store at -20°C|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
|Solubility||Soluble to 2 mg/ml in water|
Preparing Stock Solutions
The following data is based on the product molecular weight 1026.2. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||0.97 mL||4.87 mL||9.74 mL|
|5 mM||0.19 mL||0.97 mL||1.95 mL|
|10 mM||0.1 mL||0.49 mL||0.97 mL|
|50 mM||0.02 mL||0.1 mL||0.19 mL|
References are publications that support the biological activity of the product.
Pena et al (2007) Design and synthesis of the frist selective agonists for the rat vasopressin V1b receptor: based on modifications of deamino-[cys1]arginine vasopressin at positions 4 and 8. J.Med.Chem. 50 835 PMID: 17300166
Pena et al (2007) Pharmacological and physiological characterization of d[Leu4,Lys8]vasopressin, the first V1b-selective agonist for rat vasopressin/oxytocin receptors. Endocrinology 148 4136 PMID: 17495006
If you know of a relevant reference for d[Leu4,Lys8]-VP, please let us know.
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Keywords: d[leu4,Lys8]-VP, d[leu4,Lys8]-VP supplier, Selective, V1b, agonists, V2, Receptors, Vasopressin, 3127, Tocris Bioscience
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Literature in this Area
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Major depressive disorder is characterized by depressed mood and a loss of interest and/or pleasure. Updated in 2015 this poster highlights presynaptic and postsynaptic targets for the potential treatment of major depressive disorder, as well as outlining the pharmacology of currently approved antidepressant drugs.