C Rodríguez Valdés

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The usefulness of the whole sample taking in filter paper for the detection of anti-HAV IgM is described. 168 serum and filter paper samples were simultaneously compared. No alterations were observed in the specificity of the enzyme-linked immunosorbent assay for the catchment of IgM in the 52 samples of the control group or in the other 116 from patients(More)
OBJECTIVE The excess of pediatric emergencies going to hospitals has been the subject of many studies in Spain and, on some occasions, this problem has attributed to the inefficiency of pediatric primary care. Our main objective was to evaluate whether or not our community health center is an efficient filter for hospital emergencies. PATIENTS AND METHODS(More)
An indirect Ultramicro ELISA assay, previously standardized in our laboratory, for detecting antibodies IgG to the rubella virus was assessed in comparison to the hemagglutination inhibition technique. This assessment allowed to determine its efficacy in the National System for Epidemiological Surveillance of this entity. One hundred and ninety serum pairs(More)
60 matched sera clinically suspicious of measles that were received at the Diagnostic Laboratory of the "Pedro Kourí" Tropical Medicine Institute between January and May, 1996, coming from the seroepidemiological surveillance of the MPR vaccine were studied. The detection of measles and rubella hemagglutinant antibodies, as well as of IgM, was carried out(More)
DAVIH AC p24 kit for detecting anti p24 antibodies of HIV-1, worked out by the National Laboratory of Reference of AIDS (Labor-1, Cuba) is assessed and results are compared to those of the Western Blot technique (DAVIH-Blot, Labor-1, Cuba). 191 samples from HIV positive patients at various stages of the disease were analyzed. 96% sensitivity; 100%(More)
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