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Search for agglutinating antibodies to Leptospira and Leptonema in horses, São Paulo, Brazil / Anticorpos aglutinantes para Leptospira e Leptonema em eqüinos, São Paulo, Brasil
Calo Romero, Eliete; Emiko Sakata, Elena; Ricardo Pinto, José; Hideki Yasuda, Paulo; Pires Brandão, Angela.
  • Calo Romero, Eliete; s.af
  • Emiko Sakata, Elena; s.af
  • Ricardo Pinto, José; s.af
  • Hideki Yasuda, Paulo; s.af
  • Pires Brandão, Angela; s.af
Braz. j. vet. res. anim. sci ; 31(3-4): 210-215, 1994.
Article in English | LILACS-Express | LILACS, VETINDEX | ID: biblio-1470484
ABSTRACT
Sera from 922 apparently health equines intended for therapeutic sera production in a farm of the Instituto Butantã in São Roque, State of São Paulo. Brazil, were examined for detection of antibodies to serovars of Leptospira interrogans and to Leptonema illini by the microscopic agglutination (MA) test. Significant antibody titres were found in 807 sera (87.5%) and 659 (81.7%) of those sera reacted to more than one serovar at titres ranging from 1 100 to 16,400 with predominance of low titres ( 1400). From the 23 screening serovars, only tarassovi did not react. The most common reactions among positive sera occurred to antigens from the Icterohaemorrhagiae serogroup (84%) and to Leptonema illini (79.2%).
RESUMO
Soros de 922 eqüinos aparentemente sadios, mantidos na Fazenda do Instituto Butantan (São Roque, SP) para produção de soros hiperimunes, foram analisados quanto à presença de anticorpos para sorovares de Leptospira interrogans e para Leptonema illini, através da reação de aglutinação microscópica (MA). Entre os 807 (87,5%) animais positivos, 659 (81,7%) reagiram com mais de um sorovar, com títulos entre 1100 e 16.400, havendo predomínio de títulos baixos ( 1400); 84% dos soros positivos reagiram com representantes do sorogrupo Icterohaemorrhagiae e 79,2% com Leptonema illini. Dos 23 sorovares utilizados, apenas o tarassovi não reagiu.

Full text: Available Index: LILACS (Americas) Country/Region as subject: South America / Brazil Language: English Journal: Braz. j. vet. res. anim. sci Year: 1994 Type: Article

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Full text: Available Index: LILACS (Americas) Country/Region as subject: South America / Brazil Language: English Journal: Braz. j. vet. res. anim. sci Year: 1994 Type: Article