Prevalence of antibodies to Neospora caninum in dogs from Amazon, Brazil

被引:38
作者
Cañón-Franco, WA
Bergamaschi, DP
Labruna, MB
Camargo, LMA
Souza, SLP
Silva, JCR
Pinter, A
Dubey, JP
Gennari, SM
机构
[1] Univ Sao Paulo, Fac Med Vet & Zoot, Dept Med Vet Prevent & Saude Anim, BR-05508000 Sao Paulo, Brazil
[2] Univ Sao Paulo, Dept Epidemiol, Fac Saude Publ, BR-01246904 Sao Paulo, SP, Brazil
[3] Univ Sao Paulo, Inst Ciencias Biomed, Dept Parasitol, Sao Paulo, SP, Brazil
[4] USDA ARS, Natl Anim Resources Ctr, Anim Parasitol Dis Lab, Beltsville, MD 20705 USA
关键词
Neospora caninum; antibodies; indirect fluorescent antibody test; Brazil; Amazon;
D O I
10.1016/S0304-4017(03)00131-6
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
Neospora caninum is an important cause of abortion in dairy cattle worldwide. Dogs are important in the epidemiology of this parasite because they are the only hosts known to excrete N. caninum oocysts. Antibodies to N. caninum were assayed in serum samples from 157 dogs from Monte Negro, Rondonia, Amazon, Brazil using the indirect fluorescent antibody test. Antibodies to N. caninum were found in 13 (8.3%) of dogs in titers of 1:50 in 1, H 00 in 2, 1:200 in 5, 1:800 in 1, 1: 1600 in 2, and 1:3200 in 2 dogs. These data indicate that N. caninum infection is prevalent even in remote areas of the Amazon. (C) 2003 Elsevier Science B.V. All rights reserved.
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收藏
页码:71 / 74
页数:4
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