From April 1987 to December 1990, a total of 3895 persons participated in our anonymous HIV-antybody prevalence study in groups at risk for sexually-acquired HIV infection. Male travestied prostitutes had the highest HIV-antibody seroprevalence (> 30 precent). Seventy five percent of all known male trave...
Reported numbers underestimate the true occurrence of pediatric AIDS: There is underreporting or delay in reporting because infected children ofthen have nonspecific signs and symptoms that may not meet the CDC surveillance case definition for pediatric AIDS. Infants and children under 13 years of age wi...
One-hundred fish samples of different species, capture between October and Novenber 1989 from Paraguay and Paraná rivers, were evaluated in terms of total mercury content in fresh meat. Specimens were captured at Bahía Negra, Valle-mí, Concepción, Asunción and Pilar on Paraguay river, and at Ayolas ...
An etiological study of bacterial diarrhea in infants under five years of age in Paraguay from May to July of 1990 was done. Enteropathogenic E. coli (EPEC) strains of known serogroups were isolate from 35.8 percent of the patients with diarrhea, Salmonella spp. were isolated from 15.1 percent , enteroto...
In order to determine the incidence and the etiology of the sexually trasnmitted diseaes (STD) 500 women, belonging to a high risk group (prostitutes), were studied from August, 1989 to Octuber 1990, and bacteriological and mycological studied were performed. Also, a questionnaire comprising detailed sex...
A 188-bp DNA fragment obtained by PCR amplification using an oligonucleotide primer pair which anneal to the ends of a highly repetitive 155-bp Trypanosoma cruzi nuclear DNA was cloned in pUC18 and its sequences determined...
The prevalence of Candida albicans, Neisseria Gonorrhoeae, and trichomonas vaginalis as some of the most important agents of sexually transmditted disease (STD), were studied in 100 women, belonging to a high risk group (protitues). Also a questionnaire were provided, in order to determine the potential...
The configuration of E Rosettes with sheep red blood cells and the expression of the epitope detected for the monoclonal antibody anti-CD2 was detected in mononuclear cells from 9 Cebus apella monkeys. Nine human controls were employed, and also the results demostrated the existence of inhibition in the ...
Studies on microbial degradation of cellulosic material have been performed over the past few years, and the enzymes involved in the biological saccharification of cellulose are subject of oncreasing interest because it constitutes the most abundant renewable carbon source on earth...
Anatomopathological studies were performed in 15 placentas of pregnant women who were seropositive for Chagas' disease. Nests of Trypanosoma cruzi amastigote s were found in the placenta and umbilical cord of three of them (20 percent). The parasitism was extensive in two of the cases, where the nests we...
