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Inhibitory effects of vitamin D analogues EB1089 on growth of human pancreatic cancer cell line BxPC-3
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF PANCREATOLOGY
- Issue:
- 3
- DOI:
- 10.3760/cma.j.issn.1674-1935.2003.03.004
- Key Word:
- 胰腺肿瘤;药物疗法;骨化三醇;类似物和衍生物;治疗应用
Abstract： 目的观察维生素D衍生物EB1089对人胰腺癌细胞系BxPC-3的生长抑制作用及其可能机制.方法应用MTT比色法、流式细胞术、Western blot法免疫印记电泳进行检测.结果EB1089抑制人胰腺癌细胞系BxPC-3的生长,抑制50%细胞生长的药物浓度(IC50)为10-7mmol/L.癌细胞在EB1089作用下,G0/G1期细胞比例增加23%,S期细胞比例下降12%.胰腺癌细胞系BxPC-3的p21蛋白的表达随EB1089的作用时间和药物浓度的提高而增强.结论EB1089对胰腺癌细胞系BxPC-3具有生长抑制作用,其作用机制可能与p21表达上调有关.
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