Biological contamination of soils in urbanized ecosystems by Toxocara sp. eggs.
نویسندگان
چکیده
منابع مشابه
Environmental contamination by Toxocara sp eggs in public areas of Salvador, Bahia State, Brazil.
A survey of parasite eggs and cysts in soil and dog feces collected in public places of 23 boroughs of Salvador, a city in the Northeast of Brazil, was performed. High degree of contamination by Toxocara sp eggs was observed in all boroughs studied; other parasites found included: Ascaris lumbricoides, hookworms, whipworms and protozoan cysts. Parks and public gardens were more contaminated tha...
متن کاملEnvironmental contamination by Toxocara sp. eggs in Ribeirão Preto, São Paulo State, Brazil.
Toxocariasis is a zoonosis mainly caused by Toxocara canis, an intestinal nematode of dogs. Man acquires the infection through accidental ingestion of viable eggs, and the toxocariasis clinical manifestations may vary from an asymptomatic infection up to the Visceral Larva Migrans syndrome. Seventy eight public squares of Ribeirão Preto, São Paulo, Brazil, including Bonfim Paulista district wer...
متن کاملContamination of public parks in Presidente Prudente (São Paulo, Brazil) by Toxocara spp. eggs.
This study aims to evaluate soil contamination by Toxocara spp. eggs in public parks in Presidente Prudente, São Paulo, Brazil. Soil samples (500 g) were collected every month over a 12-month period, from 25 parks in different parts of the city (northern, southern, eastern, western and central areas). Two 10-g aliquots of the material collected from each park were subjected to the centrifuge-fl...
متن کاملEnvironmental contamination by Toxocara spp. eggs in a rural settlement in Brazil.
In order to study the environmental contamination by Toxocara spp. eggs in a rural community from the Pontal do Paranapanema region, São Paulo State, Brazil, soil samples from 31 out of 121 plots were collected in eight different places on each house. The samples were submitted to flotation technique in sodium nitrate (d = 1.20 g/cm3). Eggs of Toxocara spp. were recovered in nine (29.03%) out o...
متن کاملSoil contamination by Toxocara spp. eggs in a university in Mexico City.
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 wit...
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ژورنال
عنوان ژورنال: E3S Web of Conferences
سال: 2020
ISSN: 2267-1242
DOI: 10.1051/e3sconf/202016904002