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Anticancerous potential of polysaccharides sequentially extracted from Polygonatum cyrtonema Hua in Human cervical cancer Hela cells.
International Journal of Biological Macromolecules ( IF 7.7 ) Pub Date : 2020-01-23 , DOI: 10.1016/j.ijbiomac.2020.01.223
Ling Li 1 , Kiran Thakur 2 , Yu-Yao Cao 2 , Bu-Yan Liao 3 , Jian-Guo Zhang 2 , Zhao-Jun Wei 2
Affiliation  

The anticancerous effects of PCHPs (HBSS, CHSS, DASS, and CASS) were investigated on Human cervical cancer Hela cells proliferation inhibition, cytotoxicity, caspase-3 activity, cell cycle, and apoptosis. The inhibition rate was expressed as CASS > HBSS > CHSS > DASS, with the maximum inhibition of 74.453 ± 3.399%. Cell cytotoxicity was observed (CASS > CHSS > HBSS > DASS) with the maximum cell death rate of 82.472 ± 3.488%. The caspase-3 activity was induced by CASS > HBSS > DASS > CHSS, with the maximum multiple of 2.954 ± 0.103. CASS induced cell cycle block at the G2/M phase by elevating mRNA expression of CyclinD1, p21, p53 and Wee1, and lowering the expression of Survivin, CHK2, Wee1, CyclinB1, and CDK-1. CASS enhanced the mRNA expression of DR3, DR5, FasL, FADD, PARP, TNF- α, TNF- R1, TRDAA, caspases-8, caspases-10 and the protein expression of FasL and caspases-8, -10 in the death receptor pathway; while, lowered the mRNA expression of antiapoptotic genes (Bcl - 2 and Bcl-xL) and the protein expression of Bcl - 2. The mRNA expression of apoptosis genes (Bak, Cytc, Puma, and caspases-3, -7, -9) and the protein expression of caspases-3, -9 of mitochondria pathway was up regulated which led to cell apoptosis.

中文翻译:

从人参中提取的多糖对人宫颈癌Hela细胞的抗癌作用。

研究了PCHP(HBSS,CHSS,DASS和CASS)对人宫颈癌Hela细胞增殖抑制,细胞毒性,caspase-3活性,细胞周期和凋亡的抗癌作用。抑制率表示为CASS> HBSS> CHSS> DASS,最大抑制率为74.453±3.399%。观察到细胞毒性(CASS> CHSS> HBSS> DASS),最大细胞死亡率为82.472±3.488%。caspase-3活性由CASS> HBSS> DASS> CHSS诱导,最大倍数为2.954±0.103。CASS通过提高CyclinD1,p21,p53和Wee1的mRNA表达,并降低Survivin,CHK2,Wee1,CyclinB1和CDK-1的表达来诱导G2 / M期细胞周期阻滞。CASS增强了DR3,DR5,FasL,FADD,PARP,TNF-α,TNF-R1,TRDAA,caspases-8的mRNA表达,死亡受体途径中的caspases-10和FasL和caspases-8,-10的蛋白表达;同时降低了抗凋亡基因(Bcl-2和Bcl-xL)的mRNA表达以及Bcl-2的蛋白表达。凋亡基因(Bak,Cytc,Puma和caspases-3,-7,-9)的mRNA表达降低了。 ),线粒体途径的caspases-3,-9的蛋白表达上调,导致细胞凋亡。
更新日期:2020-01-23
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