[seroconversion and seroreversion rate of helicobacter pylori infection in women attended at hospital for delivery].helicobacter pylori infections are acquired primarily during childhood. nevertheless, infections also develop in the adult population and it is not clear how the cumulative effect of these infections occurs throughout life. with the aim to contribute to the current data on the evolution of h. pylori infection in the adult population of spain, the incidence and prevalence rates in a population of women who went to the hospital for delivery were studied.200312855131
the antimicrobial effects of propolis collected in different regions in the basque country (northern spain).the antimicrobial activity of 19 propolis extracts prepared in different solvents (ethanol and propylene glycol) (eep/pep), was evaluated against some bacterial and fungal isolates using the agar-well diffusion method. it was verified that all the samples tested showed antimicrobial activity, although results varied considerably between samples. results revealed that both types of propolis extracts showed highly sensitive antimicrobial action against gram-positive bacteria and fungi at a concent ...201122805915
helicobacter pylori infection: a seroepidemiological study in gipuzkoa, basque country, spain.helicobacter pylori is one of the most common bacterial infections worldwide. to evaluate the prevalence of this infection in gipuzkoa (basque country, spain) we studied the presence of antibodies against helicobacter pylori (hpab) using a second-generation eia (cobas core). the study was performed on two groups of subjects: a middle-class group, 2-78 years-old (n = 1335) and a group of slum dwellers, 2-15 years-old (n = 89). in the middle-class group the prevalence of hpab in children under 6 w ...19979476826
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