Relevant effects of Taohong Siwu decoction on isolated rat aortic ring dependent on endothelium nitric oxide-cGMP pathway.
Pak J Pharm Sci
; 32(1(Supplementary)): 261-268, 2019 Jan.
Article
en En
| MEDLINE
| ID: mdl-30829202
Using rat thoracic aortic rings to test the relaxing effects of the 95% ethanol extract and aqueous extract of Taohong Siwu decoction (THSW) on endothelium intact or endothelium removed aortic rings. Results showed that the 95% ethanol extract (0.1, 1, 10, 100, 1000 mgâ¢L-1) and aqueous extract (0.1, 1, 10, 100, 1000 mgâ¢L-1) of THSW were able to relax the intact endothelium aortic rings pre-contracted by 10-6 molâ¢L-1 PE. 10-4 molâ¢L-1 L-NAME and 10-5 molâ¢L-1 methylene blue both were able to inhibit the relaxation other than indomethacin. For the endothelium removed aortic rings, potassium channel blocker 3×10-3molâ¢L-1 tetraethylammonium chloride and 10-5 molâ¢L-1 glibenclamide had no effect on the relaxation effects caused by the 95% ethanol extract and aqueous extract of THSW. It could be concluded that the 95% ethanol extract and aqueous extract of THSW relax blood vessel by endothelium-dependent way.
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Aorta
/
Vasodilatadores
/
Medicamentos Herbarios Chinos
/
GMP Cíclico
/
Óxido Nítrico
Límite:
Animals
Idioma:
En
Revista:
Pak J Pharm Sci
Asunto de la revista:
FARMACIA
/
FARMACOLOGIA
/
QUIMICA
Año:
2019
Tipo del documento:
Article
Pais de publicación:
Pakistán