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Preparation and identification of monoclonal antibodies against avermectin
Author(s): GUO Dong-hua, XU Shi-wen, LI Shu
Pages: 1019-
1023
Year: 2006
Issue:
12
Journal: VETERINARY SCIENCE IN CHINA
Keyword: 阿维菌素; 单克隆抗体; 间接竞争酶联免疫吸附试验;
Abstract: 将与牛血清白蛋白(BSA)偶联的阿维菌素人工合成抗原AVM-BSA免疫8周龄雌性BALB/c小鼠,利用杂交瘤技术获得了2株分泌抗阿维菌素特异性抗体的杂交瘤细胞株,分别命名为2F2和2H10.生物学特性鉴定的结果表明,2株杂交瘤细胞株诱生腹水的效价为1∶6 400,分泌的抗体亚型均为IgM;间接竞争酶联免疫吸附试验结果表明,抗体的50%抑制质量浓度(IC50)为101 ng/mL,2株单克隆抗体与伊维菌素、多拉菌素、红霉素和白霉素均无交叉反应,证实单克隆抗体2H10具有很强的特异性,可用于阿维菌素药物残留免疫分析方法的建立.
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