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Heath
Alternative Medicine
This study provides new inspiration on the therapeutic potential of P. notoginseng extract against vascular diseases associated with metabolic disorde
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<blockquote data-quote="greenmedinfo" data-source="post: 1186"><p>PMID: Oxid Med Cell Longev. 2021 ;2021:4722797. Epub 2021 Sep 4. PMID: 34527173 Abstract Title: Protects against Diabetes-Associated Endothelial Dysfunction: Comparison between Ethanolic Extract and Total Saponin. Abstract: Previous studies revealed a cardioprotective potential ofto relieve acute myocardial infarction and focal cerebral ischemia-reperfusion. However, whetherprotects endothelial function in diabetes and the underlying mechanisms remain to be explored.contains several chemical components including saponins, which are commonly believed as the major bioactive ingredients. The present study was aimed to examine and compare the vaso-protective effects of the ethanolic extract of(PNE) and total saponin (PNS). Both aortas and carotid arteries were isolated from male C57BL/6J mice fortreatment with risk factors (high glucose or tunicamycin) with and without the presence of PNS and PNE. Diabetic model was established by feeding the mice with a high-fat diet (45% kcal% fat) for 12 weeks, while PNS and PNE were administrated by oral gavage at 20 mg/kg/day for another 4 weeks.exposure to high glucose impaired acetylcholine-induced endothelium-dependent relaxations in mouse aortas, decreased phosphorylation of AMPK and eNOS, and induced endoplasmic reticulum (ER) stress and oxidative stress. These effects were reversed by cotreatment of PNS and PNE with PNS being more potent. Furthermore, the vaso-protective effects were abolished by Compound C (AMPK inhibitor). Chronic treatment with PNS and PNE improved endothelium-dependent relaxations and alleviated ER stress and oxidative stress in aortas from high-fat diet-induced obese mice. PNE was more effective to improve glucose sensitivity and normalize blood pressure in diabetic mice. The present results showed that PNS and PNE reduced ER stress and oxidative stress and, subsequently, improved endothelial function in diabetes through AMPK activation. This study provides new inspiration on the therapeutic potential ofextract against vascular diseases associated with metabolic disorders. </p><p><a href="https://www.greenmedinfo.com/article/study-provides-new-inspiration-therapeutic-potential-p-notoginseng-extract-aga" target="_blank">read more</a></p></blockquote><p></p>
[QUOTE="greenmedinfo, post: 1186"] PMID: Oxid Med Cell Longev. 2021 ;2021:4722797. Epub 2021 Sep 4. PMID: 34527173 Abstract Title: Protects against Diabetes-Associated Endothelial Dysfunction: Comparison between Ethanolic Extract and Total Saponin. Abstract: Previous studies revealed a cardioprotective potential ofto relieve acute myocardial infarction and focal cerebral ischemia-reperfusion. However, whetherprotects endothelial function in diabetes and the underlying mechanisms remain to be explored.contains several chemical components including saponins, which are commonly believed as the major bioactive ingredients. The present study was aimed to examine and compare the vaso-protective effects of the ethanolic extract of(PNE) and total saponin (PNS). Both aortas and carotid arteries were isolated from male C57BL/6J mice fortreatment with risk factors (high glucose or tunicamycin) with and without the presence of PNS and PNE. Diabetic model was established by feeding the mice with a high-fat diet (45% kcal% fat) for 12 weeks, while PNS and PNE were administrated by oral gavage at 20 mg/kg/day for another 4 weeks.exposure to high glucose impaired acetylcholine-induced endothelium-dependent relaxations in mouse aortas, decreased phosphorylation of AMPK and eNOS, and induced endoplasmic reticulum (ER) stress and oxidative stress. These effects were reversed by cotreatment of PNS and PNE with PNS being more potent. Furthermore, the vaso-protective effects were abolished by Compound C (AMPK inhibitor). Chronic treatment with PNS and PNE improved endothelium-dependent relaxations and alleviated ER stress and oxidative stress in aortas from high-fat diet-induced obese mice. PNE was more effective to improve glucose sensitivity and normalize blood pressure in diabetic mice. The present results showed that PNS and PNE reduced ER stress and oxidative stress and, subsequently, improved endothelial function in diabetes through AMPK activation. This study provides new inspiration on the therapeutic potential ofextract against vascular diseases associated with metabolic disorders. [URL='https://www.greenmedinfo.com/article/study-provides-new-inspiration-therapeutic-potential-p-notoginseng-extract-aga']read more[/URL] [/QUOTE]
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This study provides new inspiration on the therapeutic potential of P. notoginseng extract against vascular diseases associated with metabolic disorde
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