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Inhibition on apoptosis of splenocytes in mice immunized with mixed rBCG-EmⅡ/3 and rBCG-Em14-3-3 vaccine against Echinococcus multilocularis
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- Author:
- No author available
- Journal Title:
- JOURNAL OF THE FOURTH MILITARY MEDICAL UNIVERSITY
- Issue:
- 4
- DOI:
- 10.3321/j.issn:1000-2790.2007.04.002
- Key Word:
- 多房棘球绦虫;重组BCG-EmⅡ/3疫苗;重组BCG-Em14-3-3疫苗;脾/细胞学;细胞凋亡
Abstract： 目的:多房棘球绦虫混合重组BCG-EmⅡ/3和BCG-Em14-3-3疫苗免疫小鼠并以Em原头节攻击后探讨以上疫苗对小鼠脾细胞凋亡的变化.方法:将混合重组BCG疫苗采用皮下注射和鼻腔内接种分别免疫Balb/c鼠8 wk后,用多房棘球绦虫原头节进行攻击感染,感染18 wk杀鼠取脾并分离脾细胞,流式细胞仪检测脾细胞的凋亡发生率,同时设有空载体、BCG和PBS对照.结果:疫苗接种组的脾细胞凋亡发生率明显低于感染对照组.结论:泡球蚴感染可引起小鼠脾细胞凋亡,而多房棘球绦虫混合重组BCG-EmⅡ/3和BCG-Em14-3-3疫苗可在一定程度上抑制感染鼠脾细胞的凋亡.
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