| potential role of adherence traits of escherichia coli in persistent diarrhea in an urban brazilian slum. | we examined stools from 40 children with persistent diarrhea (duration, 14 days or more), from 50 children with acute diarrhea and from 38 control children to determine infectious etiologies for persistent diarrhea in goncalves dias, an urban favela (slum) in fortaleza, ceara, brazil. children with persistent diarrhea and children with acute diarrhea had similar rates of isolation of routine viral, bacterial and parasitic enteric pathogens. routine pathogens were identified in at least 20% of cu ... | 1991 | 1658721 |
| etiology and epidemiology of persistent diarrhea in northeastern brazil: a hospital-based, prospective, case-control study. | with the improved therapy for acute diarrhea, persistent diarrhea (> 14 days) is emerging as a major problem in developing countries. however, the etiologies and pathogenesis of persistent diarrhea remain poorly understood. we conducted a prospective case-control study in children < 3 years old presenting to the hospital with persistent diarrhea in fortaleza, brazil. over the study period (august 1988 to march 1991), 56 children seen with persistent diarrhea, 52 children seen with acute diarrhea ... | 1995 | 7472898 |
| coagulase gene polymorphism of staphylococcus aureus isolated from goat mastitis in brazilian dairy herds. | to investigate the coagulase gene polymorphism of staphylococcus aureus isolated from mastitic goat's milk. | 2006 | 16411916 |
| chemical composition of eucalyptus spp. essential oils and their insecticidal effects on lutzomyia longipalpis. | the chemical composition of essential oils from three species of plants belonging to the eucalyptus genus was determined and, their insecticidal effects on egg, larva and adult phases of lutzomyia longipalpis were assessed. the insects were collected in the municipality of sobral in the state of ceará, brazil. five treatments with different concentrations were performed along with two negative controls, distilled water and tween 80 (3%), and a positive control, cypermethrin (0.196mg/ml). the tes ... | 2010 | 19896276 |