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首页> 外文期刊>Acta Histochemica: Zeitschrift fur Histologische Topochemie >Acidic polysaccharide of Panax ginseng as a defense against small intestinal damage by whole-body gamma irradiation of mice.
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Acidic polysaccharide of Panax ginseng as a defense against small intestinal damage by whole-body gamma irradiation of mice.

机译:人参的酸性多糖可抵抗小鼠全身γ射线对小肠造成的损害。

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摘要

An acidic polysaccharide of Panax ginseng (APG), ginsan, has been reported to protect the hematopoietic system by increasing the number of bone marrow cells and spleen cells. Therefore, we evaluated the ability of APG to protect mice from radiation-induced damage of the small intestine. APG treatment caused the lengthening of villi and a numerical increase of crypt cells in the small intestine at 3.5 days after 7Gy irradiation compared to irradiated, non-treated controls. In addition, APG significantly inhibited irradiation-induced apoptosis by decreasing the amount of pro-apoptotic p53 and Bax as well as augmenting that of anti-apoptotic Bcl-2 at 24h after irradiation. These results indicate that APG might be a useful adjunct to therapeutic irradiation as a protective agent for the gastrointestinal tract of cancer patients.
机译:据报道,人参的一种酸性多糖,即人参,可以通过增加骨髓细胞和脾细胞的数量来保护造血系统。因此,我们评估了APG保护小鼠免受辐射引起的小肠损害的能力。与未辐照的对照组相比,在7Gy辐照后3.5天,APG处理导致绒毛变长,小肠中的隐窝细胞数量增加。此外,APG通过减少促凋亡的p53和Bax的量以及增加抗凋亡Bcl-2的量在辐射后24h显着抑制了辐射诱导的凋亡。这些结果表明,APG作为癌症患者胃肠道的保护剂可能是治疗性放射的有用辅助剂。

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