›› 2013, Vol. 40 ›› Issue (9): 15-18.

• 生物技术 • 上一篇    下一篇

J亚群禽白血病病毒双抗体夹心ELISA检测方法的建立

廖亚琳, 梁艺瑜, 王秀珑, 冯敏, 谭利强, 曹伟胜   

  1. 华南农业大学兽医学院, 农业部兽用疫苗创制重点实验室, 广东广州 510642
  • 收稿日期:2013-02-18 出版日期:2013-09-20 发布日期:2013-09-18
  • 通讯作者: 曹伟胜 E-mail:caoweish@scau.edu.cn
  • 作者简介:廖亚琳(1989-),女,湖南人,硕士生,研究方向:动物病毒分子生物学。梁艺瑜(1984-),女,广东人,硕士,研究方向:动物病毒分子生物学。廖亚琳和梁艺瑜对本文具有同等贡献,并列为第一作者。
  • 基金资助:
    农业部公益性行业科研专项(201203055);国家肉鸡产业技术体系(nycytx-42-G3-03);广东省科技计划项目(2012A020100001)。

Development of a Double-antibody Sandwich ELISA for Detection of Subgroup J Avian Leukosis Virus

LIAO Ya-lin, LIANG Yi-yu, WANG Xiu-long, FENG Min, TAN Li-qiang, CAO Wei-sheng   

  1. Key Laboratory of Veterinary Vaccine Development, Ministry of Agriculture, College of Veterinary Medicine, South China Agricultural University, Guangzhou 510642, China
  • Received:2013-02-18 Online:2013-09-20 Published:2013-09-18

摘要: 本研究利用J亚群禽白血病病毒(subgroup J avian leukosis virus,ALV-J)gp85单因子血清纯化后的抗体成功建立了检测ALV-J抗原的双抗体夹心ELISA方法(DAS-ELISA)。结果表明,该方法具有良好的特异性、重复性和稳定性,对ALV-J抗原的最小检出量为0.165 μg/mL。用该法对48份临床血浆样品进行检测,结果与PCR方法的符合率达到85.2%。

关键词: 禽白血病; J亚群禽白血病病毒; 双抗体夹心ELISA

Abstract: A double-antibody sandwich ELISA (DAS-ELISA) was developed for the detection of subgroup J avian leukosis virus (ALV-J). Antibodies of DAS-ELISA were purified from the ALV-J gp85 mono-specific serum prepared by our laboratory earlier. Results of statistics analyses showed that DAS-ELISA had good specificity, repeatability and stability. The limitation of viral antigens for detection was 0.165 μg/mL. The coincidence between PCR and DAS-ELISA established here was 85.2%.

Key words: avian leukosis; subgroup J avian leukosis virus(ALV-J); double-antibody sandwich ELISA(DAS-ELISA)

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