TY - JOUR AU - Mohammed, Suhad Hadi PY - 2015/06/26 Y2 - 2024/03/29 TI - Determination of baseline Widal titre in healthy individuals in Karbala city, South of Iraq JF - Journal of Contemporary Medical Sciences JA - J. Contemp. Med. Sci. VL - 1 IS - 2 SE - Articles DO - UR - https://www.jocms.org/index.php/jcms/article/view/17 SP - AB - <strong>Objective</strong> To determine the cutoff of antibodies directed against Salmonella enterica subspecies enterica serotype typhi, paratyphi A, and<br />paratyphi B in normal population in Karbala city, south Iraq.<br /><strong>Methods</strong> Widal test was performed for 90 serially diluted serum samples collected from apparently healthy volunteers. A commercial Widal<br />test kit was used. Agglutination results were observed within 1 minute.<br /><strong>Results</strong> In the current study, 23.33%, 22.22%, 6.6%, 4.4%, 38.88% and 5.55% of individuals had antibody titre ≥1:20 for S. enterica subspecies<br />enterica serotype typhi O, H, S. enterica serotype paratyphi AO, AH, S. enterica serotype paratyphi BO and BH, respectively.<br /><strong>Conclusion</strong> Based on these results, antibody titres of 1:160 for O and H, 1:40 for AO, 1:80 for AH and BH and 1:320 for BO antigens were<br />considered as baseline titre in Karbala.<br /><br /> ER -