Serologic study on leptospiral infection in sheep in Ahvaz, southwestern Iran
نویسندگان
چکیده مقاله:
To investigate the seroprevalence of leptospiral infection in sheep in Ahvaz, southwestern Iran, bloodsamples were taken from 181 female sheep. Sera were stored at -20°C until use. They were initially screenedat serum dilution of 1:100 against six live antigens of Leptospira interrogans serovars pomona, canicola,hardjo, ballum, icterohaemorrhagiae, grippotyphosa using the microscopic agglutination test (MAT). Thesamples were considered positive if ≥ 50% of agglutination of leptospire in a dilution test serum of ≥ l:100were observed. Sera with positive results were titrated against reacting antigens in serial two-fold dilutionsfrom l:100 to 1:1600. Antibodies against one or more serovars were detected in 27 (14.9%) sera at dilution≥1:100. Antibodies against more than one serovar were found in 5 (18.5%) positive sera. Among the positivesera, antibodies were most frequent to serovar pomona (43.8%) followed by canicola (21.9%),icterohaemorrhagiae (12.5%), grippotyphosa (9.4%), ballum and hardjo (each of them 6.3%). The results ofthis survey indicate that leptospiral infection is common in sheep in Ahvaz and that various serovars concurin the etiology.
منابع مشابه
serologic study on leptospiral infection in sheep in ahvaz, southwestern iran
to investigate the seroprevalence of leptospiral infection in sheep in ahvaz, southwestern iran, bloodsamples were taken from 181 female sheep. sera were stored at -20°c until use. they were initially screenedat serum dilution of 1:100 against six live antigens of leptospira interrogans serovars pomona, canicola,hardjo, ballum, icterohaemorrhagiae, grippotyphosa using the microscopic agglutinat...
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عنوان ژورنال
دوره 8 شماره 4
صفحات 333- 336
تاریخ انتشار 2007-12-01
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