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5-杂氮-2′-脱氧胞苷对白血病K562细胞株SHP-1和JAK2基因表达的影响及意义 被引量:1

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摘要 目的探讨白血病的发病机制及有效治疗方法。方法用RPM I1640培养基对白血病细胞株K562进行传代培养,用0.5、2、5μmol/L的5-杂氮-2′-脱氧胞苷(5-aza-CdR)对其进行处理,于24、48、72 h收取细胞,用实时定量PCR法检测SHP-1和JAK2 mRNA表达水平。结果5-aza-CdR作用于K562细胞株后随作用时间延长和浓度升高,SHP-1 mRNA表达水平升高,JAK2 mRNA表达水平降低。二者呈负相关。结论5-aza-CdR可抑制肿瘤的发生,其可能通过抑制JAK/STAT通路发挥作用。
出处 《山东医药》 CAS 北大核心 2010年第11期62-63,共2页 Shandong Medical Journal
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