摘要:目的:考察RPMI 1640双琼脂培养基(R)对肿瘤细胞培养的选择性,选择适合的MTT法培养基.方法:用R和肿瘤细胞选择性培养基(complete assay medium,CAM)分别进行乳腺、肠、胃癌的MTT药敏试验.结果:所试的3个癌种、20个药品总体来说在两种培养基中抑制率无统计学差异(P>0.05),单个药敏在乳腺癌中长春新碱、长春地辛和吡柔比星的CAM培养抑制率大于R培养(P<0.05),在肠、胃癌中无统计学差异.结论:R培养肿瘤细胞的选择性和CAM相当,但鉴于R抑制成纤维细胞能力相对比CAM弱,R可能更适合含纤维细胞较少的癌种.
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