PREVALENCE OF TOXOPLASMA-GONDII INFECTIONS IN PENNSYLVANIA BLACK BEARS, URSUS-AMERICANUS

被引:31
作者
BRISCOE, N [1 ]
HUMPHREYS, JG [1 ]
DUBEY, JP [1 ]
机构
[1] USDA ARS,BELTSVILLE AGR RES CTR,INST LIVESTOCK & POULTRY SCI,ZOONOT DIS LAB,BELTSVILLE,MD 20705
关键词
TOXOPLASMA-GONDII; TOXOPLASMOSIS; PREVALENCE; ANTIBODIES; URSUS-AMERICANUS; BLACK BEAR;
D O I
10.7589/0090-3558-29.4.599
中图分类号
S85 [动物医学(兽医学)];
学科分类号
0906 ;
摘要
Serum samples from 665 hunter-killed black bears killed in 1989 to 1992 throughout Pennsylvania (USA) were tested for Toxoplasma gondii antibodies by the agglutination test in dilutions of 1:25, 1:50, and 1:500. Toxoplasma gondii antibodies were found in 535 of 665 (80%) bears. Considering the highest dilutions at which antibodies were detected, prevalences were 10% at 1:25, 37% at 1:50 and 33% at 1:500. No significant difference in antibody prevalence was found between males (79%) and females (80%), but a significant difference was found between juvenile (65% and adult (83%) bears.
引用
收藏
页码:599 / 601
页数:3
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