| seroprevalence of helicobacter pylori infection in children of low socioeconomic level in belo horizonte, brazil. | to study the epidemiology of helicobacter pylori infection in children of low socioeconomic level in belo horizonte, brazil. | 1994 | 7977242 |
| serodiagnosis of helicobacter pylori infection by cobas core elisa in adults from minas gerais, brazil. | we evaluated the accuracy of a 2nd generation elisa to detect helicobacter pylori infection in adults from a developing country in view of variations in sensitivity and specificity reported for different populations. we studied 97 non-consecutive patients who underwent endoscopy for evaluation of dispeptic symptoms. the presence of h. pylori was determined in antral biopsy specimens by culture, by the preformed urease test and in carbolfuchsin-stained smears. patients were considered to be h. py ... | 1998 | 9876296 |
| seroconversion for helicobacter pylori in adults from brazil. | we studied, prospectively, seroconversion for helicobacter pylori in adults from a developing country and investigated risk factors for the acquisition of the microorganism in this population. a group of 213 volunteers of low socioeconomic level from a district in the metropolitan area of belo horizonte, south-east brazil was evaluated. anti-h. pylori igg antibodies were measured by elisa using cobas core anti-h. pylori eia (roche) in serum samples collected in 1992 and in 1997. the subjects wer ... | 1999 | 10492754 |
| seroprevalence of helicobacter pylori infection in chronic chagasic patients, and in the rural and urban population from uberlândia, minas gerais, brazil. | as patients with chronic chagas disease exhibit morphological and functional changes of the stomach (hypomotility and hypochlorhydria), malnutrition, immunological deficiency and high prevalence of peptic disease associated to helicobacter pylori infection, the purpose of this study was to evaluate if the prevalence of h. pylori infection in chronic chagasic is higher than in non-chagasic individuals in the urban and rural population from uberlândia, mg, brazil. serological determination of igg ... | 2002 | 12436163 |
| transmission of helicobacter pylori infection in families of preschool-aged children from minas gerais, brazil. | we evaluated the role of the family in the transmission of helicobacter pylori infection in preschool-aged children from a rural district in the state of minas gerais, brazil. sixty-six families (66 index children, 63 mothers, 60 fathers and 134 siblings), defined as at least one parent living in the same household with at least one offspring up to 8 years old, were studied. odds ratios (or) and 95% confidence intervals (ci) were estimated by logistic regression controlling for age, gender, numb ... | 2003 | 14629764 |
| [second brazilian consensus conference on helicobacter pylori infection]. | significant progress has been obtained since the first brazilian consensus conference on h. pylori infection held in 1995, in belo horizonte, mg, and justify a second meeting to establish updated guidelines on the current management of h. pylori infection. the second brazilian consensus conference on h. pylori infection was organized by the brazilian federation of gastroenterology and brazilian nucleus for the study of helicobacter and took place on june, 19-20, 2004 in são paulo, sp. thirty six ... | 2005 | 16127570 |