Vi antibody | definition of Vi antibody by Medical dictionary
a form of antibody that agglutinates highly virulent strains of Salmonella typhi
, that is, cells with Vi antigen; such bacteria are not agglutinable with O antiserum until the Vi antigen is destroyed. See: Vi antigen
References in periodicals archive
By contrast, the anti-CA VI antibody identified a strong 42-kDa polypeptide in Western blots of the saliva samples under nonreducing conditions (Fig.
In nonreducing conditions, the anti-CA VI antibody identified only a single high-molecular-mass band >130 kDa.
The Vi antibody
also serves as a useful marker during treatment of chronic carriers because they usually revert to seronegative after succcessful antimicrobial therapy .