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Heath
Alternative Medicine
Total saponins of Panax notoginseng activate Akt/mTOR pathway and exhibit neuroprotection in vitro and in vivo against ischemic damage.
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<blockquote data-quote="greenmedinfo" data-source="post: 1173"><p>PMID: Chin J Integr Med. 2021 Sep 28. Epub 2021 Sep 28. PMID: 34581940 Abstract Title: Total Saponins of Panax notoginseng Activate Akt/mTOR Pathway and Exhibit Neuroprotection in vitro and in vivo against Ischemic Damage. Abstract: OBJECTIVE: To reveal the neuroprotective effect and the underlying mechanisms of a mixture of the main components of Panax notoginseng saponins (TSPN) on cerebral ischemia-reperfusion injury and oxygen-glucose deprivation/reoxygenation (OGD/R) of cultured cortical neurons.METHODS: The neuroprotective effect of TSPN was evaluated by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) assay, flow cytometry and live/dead cell assays. The morphology of dendrites was detected by immunofluorescence. Middle cerebral artery occlusion (MCAO) was developed in rats as a model of cerebral ischemia-reperfusion. The neuroprotective effect of TSPN was evaluated by neurological scoring, tail suspension test, 2,3,5-triphenyltetrazolium chloride (TTC) and Nissl stainings. Western blot analysis, immunohistochemistry and immunofluorescence were used to measure the changes in the Akt/mammalian target of rapamycin (mTOR) signaling pathway.RESULTS: MTT showed that TSPN (50, 25 and 12.5µ g/mL) protected cortical neurons after OGD/R treatment (P</p><p><a href="https://www.greenmedinfo.com/article/total-saponins-panax-notoginseng-activate-aktmtor-pathway-and-exhibit-neuropro" target="_blank">read more</a></p></blockquote><p></p>
[QUOTE="greenmedinfo, post: 1173"] PMID: Chin J Integr Med. 2021 Sep 28. Epub 2021 Sep 28. PMID: 34581940 Abstract Title: Total Saponins of Panax notoginseng Activate Akt/mTOR Pathway and Exhibit Neuroprotection in vitro and in vivo against Ischemic Damage. Abstract: OBJECTIVE: To reveal the neuroprotective effect and the underlying mechanisms of a mixture of the main components of Panax notoginseng saponins (TSPN) on cerebral ischemia-reperfusion injury and oxygen-glucose deprivation/reoxygenation (OGD/R) of cultured cortical neurons.METHODS: The neuroprotective effect of TSPN was evaluated by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) assay, flow cytometry and live/dead cell assays. The morphology of dendrites was detected by immunofluorescence. Middle cerebral artery occlusion (MCAO) was developed in rats as a model of cerebral ischemia-reperfusion. The neuroprotective effect of TSPN was evaluated by neurological scoring, tail suspension test, 2,3,5-triphenyltetrazolium chloride (TTC) and Nissl stainings. Western blot analysis, immunohistochemistry and immunofluorescence were used to measure the changes in the Akt/mammalian target of rapamycin (mTOR) signaling pathway.RESULTS: MTT showed that TSPN (50, 25 and 12.5µ g/mL) protected cortical neurons after OGD/R treatment (P [URL='https://www.greenmedinfo.com/article/total-saponins-panax-notoginseng-activate-aktmtor-pathway-and-exhibit-neuropro']read more[/URL] [/QUOTE]
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Heath
Alternative Medicine
Total saponins of Panax notoginseng activate Akt/mTOR pathway and exhibit neuroprotection in vitro and in vivo against ischemic damage.
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