C型产气荚膜梭菌保护性抗原的免疫原性

被引:10
作者
韩学波
曾瑾
王玉炯
蔡琴
机构
[1] 宁夏大学生命科学学院
关键词
产气荚膜梭菌; 保护性抗原; 融合蛋白; 免疫原性;
D O I
10.13200/j.cjb.2008.03.38.hanxb.015
中图分类号
R392 [医学免疫学];
学科分类号
100102 ;
摘要
目的研究C型产气荚膜梭菌α-β2-β1融合基因重组工程菌BL21(DE3)/pXETAB2B1抗原的免疫原性。方法在对重组工程菌BL21(DE3)/pXETAB2B1进行优化表达的基础上,制备包涵体粗提物、全细胞培养物及全细胞乳糖诱导培养物3种抗原,对ICR小鼠进行攻毒保护试验。结果重组工程菌BL21(DE3)/pXETAB2B1能够表达α-β2-β1融合蛋白,该融合蛋白能够有效刺激免疫小鼠产生特异性抗体,达到保护的目的。结论已获得具有一定免疫原性的重组工程菌,可作为预防产气荚膜梭菌所引起疾病的候选菌株。
引用
收藏
页码:201 / 203
页数:3
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