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A comparison of four serological tests for the diagnosis of caseous lymphadenitis in sheep and goats
A double antibody sandwich ELISA (ELISA A) developed for the detection of Corynebacterium pseudotuberculosis infection in sheep and goats was modified to improve its sensitivity. To establish the sensitivity and specificity of this modified ELISA (ELISA B), sera from 183 sheep and 186 goats were tes...
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Published in: | Veterinary microbiology 2000-07, Vol.75 (2), p.167-175 |
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Main Authors: | , , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | A double antibody sandwich ELISA (ELISA A) developed for the detection of
Corynebacterium pseudotuberculosis infection in sheep and goats was modified to improve its sensitivity. To establish the sensitivity and specificity of this modified ELISA (ELISA B), sera from 183 sheep and 186 goats were tested using ELISAs A and B. Comparison was also made with two further ELISAs (C and D) developed in Australia that, respectively, detect antibodies to cell wall antigens or toxin.
ELISA B had the best performance of the four tests. Its specificity was 98±1% for goats and 99±1% sheep. Its sensitivity was 94±3% for goats and 79±5% for sheep. ELISA B will now be tested for use in caseous lymphadenitis eradication and control programmes in The Netherlands. It will also be used in experimental studies of CL in Scotland. |
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ISSN: | 0378-1135 1873-2542 |
DOI: | 10.1016/S0378-1135(00)00217-0 |