THOUGH the direct agglutination test in brucellosis is usually positive at a titre of 1/80 or over, there is a small proportion of bacteriologically proved cases which fail to show direct ...
In a convenience survey of dairy goats on 9 farms in Tennessee, Kentucky, and Georgia, 54 of 99 females were positive for antibodies to Toxoplasma gondii as measured by the indirect hemagglutination ...
Four cases of Coombs-positive hemolytic anemia have been described in which the administration of penicillin to patients with circulating antipenicillin antibody was the suspected cause of the ...
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