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CpG ODN对rHBsAg免疫小鼠脾细胞周期与凋亡的影响
引用本文:石艳春,郑源强,杨贵贞. CpG ODN对rHBsAg免疫小鼠脾细胞周期与凋亡的影响[J]. 中国免疫学杂志, 2006, 22(11): 1067-1070
作者姓名:石艳春  郑源强  杨贵贞
作者单位:1. 内蒙古医学院教育厅重点实验室分子生物学研究中心,呼和浩特,010059
2. 吉林大学医学部基础医学院免疫学教研室,长春,130021
摘    要:目的:研究合成含CpG基序的寡脱氧核苷酸(CpGODN)对重组乙型肝炎表面抗原(rHBsAg)免疫小鼠脾淋巴细胞细胞周期及细胞凋亡的效应。方法:采用BALB/c小鼠作为免疫实验动物,经后腿胫骨前肌免疫两次,FACS法检测脾细胞的细胞周期与细胞凋亡。结果:FACS检测结果显示,加CpGODN各组与不加CpGODN相应组比较,脾细胞细胞周期明显由G0/G1期向S期转化;细胞凋亡则呈现降低趋势。结论:CpGODN可以有效刺激免疫小鼠脾淋巴细胞细胞周期由G0/G1期向S期转化,并且有抑制细胞凋亡的效应。

关 键 词:疫苗  重组乙型肝炎表面抗原  细胞周期  细胞凋亡
文章编号:1000-484X(2006)11-1067-04
收稿时间:2006-05-30
修稿时间:2006-05-30

The effects of CpG ODN on cell cycle and apoptosis of splenocytes in mice immunized with rHBsAg
SHI Yan-Chun,ZHENG Yuan-Qiang,YANG Gui-Zhen. The effects of CpG ODN on cell cycle and apoptosis of splenocytes in mice immunized with rHBsAg[J]. Chinese Journal of Immunology, 2006, 22(11): 1067-1070
Authors:SHI Yan-Chun  ZHENG Yuan-Qiang  YANG Gui-Zhen
Affiliation:Key Laboratory of Department Education of lnner Mongolia Autonomous Region, Research Center for Molecular Biology, Inner Mongolia Medical College, Huhhot 010059, China
Abstract:Objective:To study the effects of synthetic oligodeoxynucleotide containing CpG motif(CpG ODN) on cell cycle and apoptosis of splenocytes immunized with recombinant hepatitis B surface antigen(rHBsAg).Methods:BALB/c mice received injection of CpG ODN and/or antigen into back leg tibialis anterior(TA) muscle for two times. The cell cycle and the apoptosis of splenocytes were tested by FACS.Results:The results showed that CpG ODN induced transformation to S phase from G0/G1 of cell cycle and inhibited apoptosis of splenocytes in plus CpG ODN groups obviously.Conclusion:CpG ODN may induce lymphocyte transformation of spleen to S phase from G0/G1 of cell cycle and inhibit apoptosis of splenocytes.
Keywords:CpG ODN
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