Soil contamination by Toxocara spp. eggs in a University in Mexico City

被引:12
作者
Cells Trejo, Carlos Antelmo [1 ]
Romero Nunez, Camilo [2 ]
Garcia Contreras, Adelfa del Carmen [1 ]
Mendoza Barrera, German Eduardo [3 ]
机构
[1] UAM, Dept Prod Agr & Anim, Unidad Xochimilco, Mexico City, DF, Mexico
[2] UAEM, Ctr Univ UAEM Amecameca, Amecameca, Estado De Mexic, Mexico
[3] Univ Nacl Autonoma Mexico, Fac Med, Mexico City 04510, DF, Mexico
来源
REVISTA BRASILEIRA DE PARASITOLOGIA VETERINARIA | 2012年 / 21卷 / 03期
关键词
Toxocara; environmental contamination; zoonosis; eggs; CANIS EGGS; ENVIRONMENT; PARASITES; DOGS;
D O I
10.1590/S1984-29612012000300022
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
The contamination levels of Toxocara spp. eggs in soil samples from a university campus in Mexico City were evaluated and analysed according to garden size, and were related with the percentage of Toxocara spp. eggs and its viability according to the soil characteristics. A total of 1458 soil samples collected in 15 gardens (six large and nine small) were analysed by sedimentation-flotation with zinc sulphate solution on at 33%. Contamination was low (12.9%), and egg viability was high (65.5%). The size of the garden had no influence on the presence and viability of Toxocara spp. eggs. Contamination was negatively correlated with the percentage of vegetation (r = -0.61, P < 0.01) and the viability was negatively associated with the percentage of clay in the soil samples (r = -0.51, P < 0.04). The size of the garden did not influence the presence and viability of Toxocara spp. eggs.
引用
收藏
页码:298 / 300
页数:3
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