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Characterization of an R-Plasmid Associated with Ampicillin Resistance in Shigella dysenteriae Type 1 Isolated from Epidemics
(1977-03)
Ampicillin-resistant strains of Shigella dysenteriae type 1 isolated in epidemics
in Mexico, Central America, and Bangla Desh were examined for the
presence of plasmid deoxyribonucleic acid (DNA) by gel electrophoresis. ...
Estudio biomédico de los amerindios en Costa Rica
(1985)
A partir de 1979 se realizó un programa de investigación biomédica en varias poblaciones amerindias de Costa Rica que incluye estudios demográficos, ecológicos, genéticos, epidemiológicos y de salud. Los datos demográficos ...
Natural history of viruses of the intestine in contrasting ecosystems: implications for health
(1987)
Many different viruses have the capacity for infecting and replicating in
micro-habitats of the intestinal tract. Eons of interaction between intestinal
viruses and the intestinal mucosa have lead to a variety of ...
Shigellosis in Central America
(Shigellosis: a continuing global problem:ICDDR,Bangladesh p 26-38, 1983)
Shigella infections are very common in Central America, except in Costa
Rica and Panama where prevalence rates are low. Shigellosis is the most
serious among all the specific diarrhoeas, due to its invasive character,
systemic ...
Nutrition and infection
(Tropical and Geographical Medicine. New York: McGraw-Hill, pp. 206-211, 1984)
The association of malnutrition and infectious disease (faminepestilence)
had been recognized since the beginning of human
history, but it was not until the late 1950s that such an interaction
was scientifically documented ...
Diarrhea and Malnutrition: Breastfeeding Intervention in a Transitional Population
(Holme, T., Marcus Wallenberg Foundation for International Cooperation in Science., & World Health Organization. (1981). Acute enteric infections in children: New prospects for treatment and prevention : proceedings of the third Nobel conference. Amsterdam: Elsevier/North-Holland Biomedical Press., 1981)
Diarrheal disease is a main cause of weight loss and growth faltering and stunting in rural children living under low socioeconomic conditions, and diarrhea is one of the most important events precipitating severe ...
La ciencia del cólera: una lucha de ideas
(1993)
La evolución de ideas y teorías de ideas
en el campo del cólera ilustra la lucha del
nombre de ciencia por establecer el conocimiento
correcto en una época dada. La
pugna de ideas tratada en el texto Estructura
de las ...
Diarrhea and its effect on growth
(1986-12)
The predominant etiology of diarrhea in the general population of underdeveloped countries is infection by viruses and bacteria. Studies in rural areas clearly suggest an infectious cause. For example, diarrhea initially ...
Survival and Physical Growth in Infancy and Early Childhood Study of Birth Weight and Gestational Age in a Guatemalan Indian Village
(1975-05)
Many factors contribute independently
or jointly to the cause and
pathogenesis of low birth weight. Attempts
to identify these factors in a
given population, however, are usually
unsuccessful, and conclusions ...
Diagnóstico de rotavirus por microscopía electrónica y el ensayo inmunosorbente enzima conjugada (ELISA)
(Boletín de la Oficina Sanitaria Panamericana 86(5):391-397. 1979, 1979-05)
Este trabajo tiene por objeto demostrar la eficiencia del ensayo inmunosorbente enzima conjugada (ELISA) como método para el diagnóstico de rotavirus. Para ello se analizaron muestras provenientes, de 247 niños con diarrea ...