2 research outputs found
Aglutininas antileptospĂricas em bĂșfalos do Vale do Ribeira, Estado de SĂŁo Paulo Anti-leptospire agglutinins in buffaloes from Vale do Ribeira, SĂŁo Paulo State, Brazil
Foram estudadas aglutininas antileptospĂricas em 403 amostras de soro de bĂșfalos, provenientes de sete MunicĂpios do Vale do Ribeira, Estado de SĂŁo Paulo, coletadas no perĂodo de janeiro de 1992 a junho de 1993. Utilizou-se o teste de soroaglutinação microscĂłpica, considerando-se positivas as amostras cujo tĂtulo fosse igual ou superior a 100. O maior tĂtulo encontrado foi 1600 para o sorovar bratislava (1 amostra), seguido de 800 para wolffi (4 amostras). Do total, 152 (37,7%) das amostras foram positivas, sendo que, dentre os sorovares testados, a prevalĂȘncia em ordem decrescente foi: wolffi (68, 44,8%), icterohaemorrhagiae (51, 33,6%), hardjo (51, 33,6%), castellonis (25, 16,5%), djasiman (12, 7,9%), grippotyphosa (10, 6,6%), pomona (8, 5,2%), bratislava (6, 4,0%), copenhageni (5, 3,3%) e tarassovi (4, 2,7%).<br>A total of 403 buffaloes serum samples from seven counties of Vale do Ribeira, SĂŁo Paulo State, Brazil, obtained between January 1992 and June 1993, were studied to determine the prevalence of anti-leptospire agglutinins using the microscopic serum agglutination test. A titre of 100 and above was considered positive. The highest titre found was 1600 to the sorovar bratislava (one sample), followed by 800 to wolffi (4 samples). 152 (37.7%) samples from the total were positive to the serovars tested, and their prevalence, in decreasing order, was: wolffi (68, 44.8%), icterohaemorrhagiae (51, 33.6%), hardjo (51, 33.6%), castellonis (25, 16.5%), djasiman (12, 7.9%), grippotyphosa (10, 6.6%), pomona (8, 5.2%), bratislava (6, 4.0%), copenhageni (5, 3.3%) and tarassovi (4, 2.7%)