SUBSTANTIALLY INCREASED SENSITIVITY OF THE SPOT-ELISA FOR THE DETECTION OF ANTI-INSULIN ANTIBODY-SECRETING CELLS USING A CAPTURE ANTIBODY AND ENZYME-CONJUGATED INSULIN

被引:14
作者
VOS, Q [1 ]
CLAASSEN, E [1 ]
BENNER, R [1 ]
机构
[1] TNO,DEPT IMMUNOL,MED BIOL LAB,RIJSWIJK,NETHERLANDS
关键词
Anti-insulin antibody; Antibody-secreting cell; ELISA; IgG isotype; spot-;
D O I
10.1016/0022-1759(90)90015-N
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
This paper describes an antibody capture spot-ELISA for the detection of anti-insulin antibody-secreting cells. The assay is based on the binding of secreted antibodies by immobilised isotype-specific capture antibodies and subsequent detection of insulin-specific antibodies with a conjugate of human insulin and alkaline phosphatase (HI-AP). Compared with the conventional approach, using antigen for coating and employing an enzyme-linked detecting antibody, this technique improved the detection of murine cells secreting anti-insulin antibodies of different IgG subclasses. © 1990.
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页码:89 / 94
页数:6
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