differences in circannual characteristics of the incidences of amebiasis and giardiasis.entamoeba histolytica is the most common pathogenic intestinal parasite in méxico. prevalence rates of am vary widely from place to place, being higher in areas with poor sanitation, households and institutions, and among male homosexuals. early recognition and treatment may be necessary to prevent its spread in the community. intervention by preventive health education is indicated. the timing of such educational endeavours may be adjusted to any rhythmic and to that extent predictable changes ...19902217363
[seroepidemiology of amebiasis in the northern region of the republic of mexico].the object of paper has been the study of amebic seroepidemiology in the northern region of mexico, by means of an immunoenzymatic assay in solid phase (elisa). the proteic antigen was obtained from axenic culture of e. histolytica's trophozoites of strain hm1:imss, by means of solubilization with phenoxy polyethoxyethanol (triton x-100). standardization of the method was obtained by analysis of 80 sera from patients with both a clinical and radiologic diagnosis of amebic hepatic abscess and 80 ...19902136482
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