目的構(gòu)建DPC4基因重組質(zhì)粒以研究DPC4對人胰腺癌細胞的抑制作用。方法應用RTPCR技術(shù)擴增出野生型DPC4基因全長cDNA,然后用分子克隆技術(shù)構(gòu)建其真核表達載體,應用脂質(zhì)體法將DPC4基因?qū)氲饺艘认侔㏄C3細胞中,經(jīng)G418篩選獲得可穩(wěn)定表達DPC4的人胰腺癌細胞,觀察DPC4基因?qū)θ艘认侔┘毎芷诤图毎鲋车挠绊?。結(jié)果獲得了野生型DPC4真核表達質(zhì)粒pcDNA3.1DPC4,野生型DPC4的導入可引起胰腺癌G1期細胞的增加和S期細胞相應減少,同時抑制細胞生長。結(jié)論野生型DPC4基因具有調(diào)節(jié)胰腺癌細胞增殖的功能,可作為胰腺癌基因治療的靶基因。
引用本文: 袁晟光,田聆,魏于全,張肇達. DPC4重組質(zhì)粒的構(gòu)建及其對人胰腺癌細胞的抑制作用. 中國普外基礎(chǔ)與臨床雜志, 2002, 9(6): 374-376. doi: 復制
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