| prevalence of intestinal parasitic infection in five farms in holambra, são paulo, brazil. | a parasitological survey was carried out on 222 inhabitants of five farms in holambra, located 30 km north of campinas, são paulo, brazil, on october 1992. approximately 70% of the inhabitants were found to be infected with at least one species of intestinal parasite. the positive rates of 6 helminths and 7 protozoan species detected are as follows: 5.4% ascaris lumbricoides; 8.6% trichuris trichiura; 19.8% necator americanus; 10.4% strongyloides stercoralis; 1.4% enterobius vermicularis; 0.9% h ... | 1995 | 7569635 |
| ascaris-trichuris association and malnutrition in brazilian children. | this work was designed to evaluate the role of intestinal parasites on nutritional status in three rural areas of brazil. a total of 520 children aged 1-12 years were studied through a questionnaire concerning housing, socio-economic conditions and a 24-h food intake recall. measurements of weight and height were also performed, and three stool samples were collected on consecutive days for parasitological analysis. scores of the standard deviation (z-scores) for the weight-for-height and height ... | 1999 | 9987788 |
| relationship between intestinal parasitic infection in children and soil contamination in an urban slum. | urban slums are well known for their high infant mortality and morbidity rates, and parasitic infections seem to be a common problem among these children. the aim of the present study was to determine protozoa and nematodes prevalence among children of a selected community located in são paulo, brazil, and access the relation between soil and children infection. | 2009 | 18499735 |
| classic and molecular study of giardia duodenalis in children from a daycare center in the region of presidente prudente, são paulo, brazil. | epidemiological studies on giardiasis by using molecular techniques such as rapd (randomly amplified polymorphic dna) may give information on factors related to the transmission of giardia duodenalis. the aim of this work was to assess the epidemiology of g. duodenalis in 101 children attended at a daycare center in presidente bernardes, sp, brazil. after parasitological examinations in feces samples, 15 children presented cysts of g. duodenalis. their respective parents, brothers and pets, besi ... | 2009 | 19229386 |