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Glabridin alleviates ischemia/reperfusion-induced functional failure of smooth muscle of rat ileum by upregulating the cAMP / Glabridin alivia la falla funcional inducida por isquemia/reperfusión del músculo liso de ileum murino regulando el incremento de cAMP
Parlar, Ali; Çam, Saliha Aysenur; Arslan, Seyfullah Oktay.
  • Parlar, Ali; University of Adiyaman. Faculty of Medicine. Department of Pharmacology. TR
  • Çam, Saliha Aysenur; University of Ankara Yildirim Beyazit. Faculty of Medicine. Department of Pharmacology. TR
  • Arslan, Seyfullah Oktay; University of Ankara Yildirim Beyazit. Faculty of Medicine. Department of Pharmacology. TR
Bol. latinoam. Caribe plantas med. aromát ; 19(6): 555-568, 2020. tab, ilus
Article in English | LILACS | ID: biblio-1284299
ABSTRACT
Despite the development of modern medicine, alternative medicine, which has not lost its timeliness, remains attractive for the treatment of various diseases. Glabridin, a major flavonoid of Glycyrrhiza glabra, is known for its antioxidant and anti-inflammatory activity. The aim of this study was 1) to determine the possible protective role of glabridin against ischemia/reperfusion (I/R) injury of the intestine; 2) to evaluate the in vitrocontractile responses of ileum smooth muscles to acetylcholine after an intestinal I/R; and 3) to explain the underlying molecular mechanism of its effect. Rats were assigned to groups of six rats each; 1) I/R, 2) gla10, 3) gla20, 4) gla40, 5) N5-[imino(nitroamino)methyl]-L-ornithine, methyl ester monohydrochloride (L-NAME)+gla40, and 6) Sham group. The healing effect of glabridin was abolished by L-NAME. Glabridin did not cause contractility of the smooth muscles to acetylcholine-induced contractile responses in intestinal I/R. Yet, it increased to spontaneous basal activity.
RESUMEN
A pesar del desarrollo de la medicina moderna, la medicina alternativa, sin perder su vigencia, sigue siendo atractiva para el tratamiento de varias enfermedades. Glabradina, el flavonoide mayoritario de Glycyrrhiza glabra, es conocido por su actividad antioxidante y antiinflamatoria. Los propósitos de este estudio fueron 1) Determinar el posible rol protector de glabradina ante daños intestinales por isquemia/reperfusion (I/R) 2) Evaluar in vitrolas respuestas de contracción de los músculos lisos del ileum ante acetilcolina después de I/R intestinal; y 3) Explicar el mecanismo molecular subyacente de este efecto. Se asignaron grupos de seis ratas 1) I/R, 2) gla10, 3) gla20, 4) gla40, 5) N5-[imino(nitroamino)metil]-L-ornithina, metil ester monohidrochloruro (L-NAME)+gla40, y 6) Grupo testigo. El efecto curativo de glabridina fue abolido por L-NAME. Glabridina no causó contracción en el músculo liso como respuesta acetilcolina-inducida I/R. Además, incrementa la actividad basal expontánea.
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Full text: Available Index: LILACS (Americas) Main subject: Phenols / Reperfusion Injury / Cyclic AMP / Glycyrrhiza / Isoflavones Limits: Animals Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2020 Type: Article Affiliation country: Turkey Institution/Affiliation country: University of Adiyaman/TR / University of Ankara Yildirim Beyazit/TR

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Full text: Available Index: LILACS (Americas) Main subject: Phenols / Reperfusion Injury / Cyclic AMP / Glycyrrhiza / Isoflavones Limits: Animals Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2020 Type: Article Affiliation country: Turkey Institution/Affiliation country: University of Adiyaman/TR / University of Ankara Yildirim Beyazit/TR