Neuropeptide W-23 (human)
Based on 1 Customer Validation
Neuropeptide W-23 (human) (NPW-23), the active form of Neuropeptide W, is an endogenous agonist of NPBW1 (GPR7) and NPBW2 (GPR8).
For research use only. We do not sell to patients.
- Purity: 98.75%
- CAS No.: 383415-79-0
- Formula: C119H183N35O28S
- Molecular Weight:2584.01
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Storage:
Sealed storage, away from moisture.
Powder -80°C, 2 years , -20°C, 1 year* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)
Biological Activity
NPBW1, NPBW2[1]
Neuropeptide W-23 (human) (NPW-23) increases the ICa,L in transfected human embryonic kidney 293 cells and VSMCs via GPR7[1].
Neuropeptide W-23 (human) increases the expression of pan phospho-PKC, intracellular diacylglycerol level, and the second messenger catalyzed by PLC[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Neuropeptide W-23 (human) (NPW-23) (2-8 nM; i.c.v.; 10 μL) shows anorexigenic effect in rats[3].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:Male Harlan Sprague-Dawley rats, 250–300 g[2]
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Dosage:0.3, 1.0 and 3.0 nM
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Administration:Intracerebroventricular injection, 2 μL
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Result:Caused significant increases in mean arterial pressure. Demonstrated a significant increase in total activity, ambulatory activity, and duration of stereotypy.
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Animal Model:Male Wistar rats weighing 250–300 g[3]
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Dosage:2, 4, 6 and 8 nM
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Administration:Intra-cerebroventricular injection, 10 μL
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Result:Decreased dark feeding and fasting-induced feeding, decreased feeding intake and weight gain.
Chemical Information
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CAS No. 383415-79-0
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Appearance Solid
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Molecular Weight 2584.01
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Formula C119H183N35O28S
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Color White to off-white
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Synonyms
NPW-23
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Sequence
Trp-Tyr-Lys-His-Val-Ala-Ser-Pro-Arg-Tyr-His-Thr-Val-Gly-Arg-Ala-Ala-Gly-Leu-Leu-Met-Gly-Leu
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Sequence Shortening
WYKHVASPRYHTVGRAAGLLMGL
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Sealed storage, away from moisture
Powder -80°C 2 years -20°C 1 year * In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)
Solvent & Solubility
DMSO : ≥ 50 mg/mL (19.35 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
* "≥" means soluble, but saturation unknown.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (279 KB)
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SDS (252 KB)
- English - EN (252 KB)
- Français - FR (252 KB)
- Deutsch - DE (252 KB)
- Norwegian - NO (252 KB)
- Español - ES (252 KB)
- Swedish - SV (252 KB)
- Italian - IT (252 KB)
- Korean - KR (252 KB)
- Portuguese - PT (252 KB)
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Handling Instructions (2659 KB)
References
[1]. Ji L, et al. Modulation of CaV1.2 calcium channel by neuropeptide W regulates vascular myogenic tone via G protein-coupled receptor 7. J Hypertens. 2015 Dec;33(12):2431-42. [Content Brief]
[2]. Pate AT, et al. Neuropeptide W increases mean arterial pressure as a result of behavioral arousal. Am J Physiol Regul Integr Comp Physiol. 2013 Oct 1;305(7):R804-10. [Content Brief]
[3]. Naso T, et al. Central neuropeptide W has anorexigenic effect in rats. J Anim Physiol Anim Nutr (Berl). 2014 Apr;98(2):228-34. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 0.3870 mL | 1.9350 mL | 3.8700 mL | 9.6749 mL |
| 5 mM | 0.0774 mL | 0.3870 mL | 0.7740 mL | 1.9350 mL | |
| 10 mM | 0.0387 mL | 0.1935 mL | 0.3870 mL | 0.9675 mL | |
| 15 mM | 0.0258 mL | 0.1290 mL | 0.2580 mL | 0.6450 mL |