CHIR-99021誘導(dǎo)A549細(xì)胞凋亡的機(jī)制
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圖2.】經(jīng)CHIR-99021處理后A549細(xì)胞的存活率??
的時(shí)間后所測(cè)得的吸光值,計(jì)算得到細(xì)胞的生長(zhǎng)抑制率,獲得細(xì)胞存活率(cell??viability),并以此為縱坐標(biāo),以CHIR-99021處理A549細(xì)胞的時(shí)間(t/h)為橫坐標(biāo),??繪得A549細(xì)胞的存活率變化曲線,結(jié)果見(jiàn)圖2.1。由圖可知,相同濃度的CHIR-99021??處....
圖2.2?A549細(xì)胞中Wnt/p-catenin信號(hào)通路活性水平檢測(cè)??Fig.2.2?The?level?of?Wnt/p-catenin?signal?in?A549?cells??
由2.1測(cè)得,CHIR-99021處理A549細(xì)胞24h的IC5〇為5pM,本實(shí)驗(yàn)以此劑量??濃度來(lái)處理不同的癌細(xì)胞,包括:A549細(xì)胞、Bel-7402細(xì)胞、HeLa細(xì)胞、NCI-H446??細(xì)胞,24h后對(duì)各細(xì)胞內(nèi)的p-catenin的表達(dá)進(jìn)行檢測(cè)。結(jié)果如下圖所示,圖2.3、....
圖2.4?HeLa細(xì)胞中Wnt/p-catenin信號(hào)通路活性水平檢測(cè)??Fig.2.4?The?level?of?Wnt/p-catenin?signal?in?HeLa?cells??
?■BHIh??圖2.3?Bel-7402細(xì)胞中Wnt/(3-catenin信號(hào)通路活性水平檢測(cè)??Fig.2.3?The?level?of?Wnt/p-catenin?signal?in?Bel-7402?cells??a-c:對(duì)照組,即利用免疫熒光技術(shù)檢測(cè)經(jīng)DMSCK0.00....
圖2.6A549細(xì)胞中wm/p-catenin信號(hào)通路活性水平檢測(cè)??
T^QQDBHB??麵圓??圖2.5?NCI-H446細(xì)胞中Wnt/p-catenin信號(hào)通路活性水平檢測(cè)??Fig.2.5?The?level?of?Wnt/(3-catenin?signal?in?NCI-H446?cells??a-c:對(duì)照組,即利用免疫熒光技術(shù)檢測(cè)經(jīng)DMS....
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