Now showing items 21-40 of 82

    • El contrato Merck/INBio 

      Mata Jiménez, Leonardo (1993)
      Es imposible discutir el contrato Merck-INBio en el momento actual por el hecho de habérsele mantenido oculto a Ia sociedad costarricense. Los medios de comunicación de toda clase han fracasado en sus intentos por obtenerlo ...
    • Control de las enfermedades infecciosas y descenso de la mortalidad en Venezuela 

      Evans, Ronald (1985)
      La lucha contra las enfermedades infecciosas ha sido obra tesonera del hombre, producto de diversas circunstancias, en que no siempre Ia labor media, propiamente dicha, ha sido el factor más determinante. Durante siglos, ...
    • Costa Rican Longevity and Healthy Aging Study 

      Rosero Bixby, Luis; Dow, William H.; Brenes Camacho, Gilbert (2019)
      The Costa Rican Longevity and Healthy Aging Study (CRELES, or Costa Rica Estudio de Longevidad y Envejecimiento Saludable) is a set of nationally representative longitudinal surveys of health and life-course experiences ...
    • Cryptosporidium diarrhea in costarican children 

      Mata Jiménez, Leonardo; Achí Araya, María Rosario (1986)
      Coccidian parasites of the genus Cryptosporidium cause acute diarrhea in many vertebrates, including man. Recent reviews on the subject [1-5] were stimulated by demonstration of a chronic, debilitating and generally fatal ...
    • La demografía y la seguridad social en Costa Rica 

      Rosero Bixby, Luis (2016)
      Los costarricenses acordaron un pacto tácito de solidaridad entre generaciones, cuando establecieron el sistema de seguridad social en 1941. En este pacto, las generaciones jóvenes transfieren una fracción de su salario a ...
    • Diarrhea and malnutrition, research priorities: Research Priorities 

      Chandra, Ranjit K.; Greenough, William B.; Guerrant, Richard L.; Martorrel, Reynaldo; Mata Jiménez, Leonardo; Warren, Kenneth S.; Wu, Cheng-Chien (Diarrhea and malnutrition: interactions, mechanisms, and interventions; Plenum Press p 305 308, 1983)
      There have been many recent advances in our understanding of the etiology, pathogenesis, mechanisms, and management of acute and chronic diarrheal disease. Many studies have investigated the role of diarrhea in producing ...
    • Diarrhea and Malnutrition: Breastfeeding Intervention in a Transitional Population 

      Mata Jiménez, Leonardo; Jiménez, Patricia; Allen, María de los Ángeles; Vargas, William; García, María Eugenia; Urrutia, Juan José; Wyatt, Richard G. (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 ...
    • Efectos de la expansión bananera sobre la salud humana y el sistema ecológico 

      Mata Jiménez, Leonardo; Mata Jiménez, Alfonso (1993)
      Los europeos que arribaron al territorio de Costa Rica, le encontraron virtualmente recubierto de un manto de bosques y selvas milenarios, además de áreas menores de manglares y páramos, y algunos escasos claros con ...
    • Efectos locales en el envenenamiento ofídico en América Latina 

      Gutiérrez, José María; Lomonte, Bruno (2003)
      Los envenenamientos por mordedura de serpiente constituyen un importante problema de salud pública en América Latina. La gran mayoría de estos envenenamientos son causados por mordeduras de serpientes de la familia Viperidae, ...
    • Environmental factors affecting nutrition and growth 

      Mata Jiménez, Leonardo (1985)
      Epidemiologic studies in tropical and subtropical regions highlighted the interaction between malnutrition and infectious disease and its contribution to determining morbidity and mortality in developing countries. There ...
    • Epidemiology of acute diarrhea in Childhood: an overview 

      Mata Jiménez, Leonardo (Raven Press p 3-22, 1983)
      Much has been learned about the epidemiology of acute diarrheal disease since the folk conceptualization of a syndrome caused by "food indigestion." Despite early recognition of shigellosis, salmonellosis, giardiasis, and ...
    • La etiología viral de las diarreas 

      Mata Jiménez, Leonardo (1976)
      Durante años, muchos investigadores se esforzaron por buscar explicaciones etiologicas de las diarreas denominadas no-bacterianas 0 no-especificas, las cuales presentan como casos aislados, pequefios brotes 0 ...
    • Etiología viral de las diarreas 

      Mata Jiménez, Leonardo; Mohs Villalta, Edgar; Hernández Chavarría, Francisco (Enfermedades diarreicas en el niño 7 ed Ediciones Médicas del Hospital Infantil de México p 111-119, 1981)
      Durante muchos años, los investigadores se han esforzado en buscar la explicación etimológica de las diarreas denominadas "no-bacterianas" o "no-especificas", las cuales se presentan ya en forma aislada y esporadica, o ...
    • Evaluation of the neutralizing ability of antivenoms for the treatment of snake bite envenoming in Central America 

      Gutiérrez, José María; Rojas Céspedes, Gustavo; Bogarín, Guisella; Lomonte, Bruno (1996)
      De nombreuses envenimations ophidiennes en Amérique centrale sont dues aux crotales (famille des Viperidae) parmi lesquels Bothrops asper est le principal responsable. Quelques accidents sont provoqués par les serpents ...
    • Exposure to N-nitrosamines and other risk factors for gastric cancer in Costa Rican children 

      Sierra Ramos, Rafaela; Ohshima, Hiroshi; Muñoz Calero, Nubia; Teuchmann, Sibylle; Peña, Salvador; Malaveille, Christian; Pignatelli, Brigitte; Chinnock Mc'Neil, Anne Eliza; El Ghissassi, F.; Chen, C.; Hautefeuille, A.; Gamboa Cerda, Cecilia; Bartsch, Helmut (1991-04-01)
      The hypothesis that endogenous chemical nitrosation in the normal stomach in early life could play a crucial role in inducing chronic atrophic gastritis/intestinal metaplasia in later life was tested by applying the ...
    • Factores determinantes de la realizacion de la prueba de VIH en Costa Rica 

      Santamaría Ulloa, Carolina; Valverde Muñoz, Juan Carlos (2014)
      El objetivo de este estudio es dilucidar las características de la población asociadas a que las personas se realicen la prueba de VIH en Costa Rica. La fuente de información utilizada es la Encuesta Nacional de Salud ...
    • Fertility and infant mortality in Costa Rica 

      Rosero Bixby, Luis (1992)
      Costa Rica is a small country, geographically situated in the Central American isthmus, with 2.2 million inhabitants. Although its exports are mainly of an agricultural nature, the country has reached a level of welfare ...
    • Giardiasis: Impact on child growth 

      Farthing, Michael J. G.; Mata Jiménez, Leonardo; Urrutia, Juan José; Kronmal, Richard A. (1986)
      Chronic disorders of the gastrointestinal tract may impair physical growth during infancy and childhood. Growth retardation has been particularly well documented in children with Crohn's disease and coeliac disease in which ...
    • Global Importance of Diarrhieal Diseases and Malnutrition 

      Mata Jiménez, Leonardo (1985)
      The amount of new knowledge accumulated in the past 15 years about the aetiology, epidemiology, and public significance of diarrhoeal disease is quite remarkable, particularly because such knowledge has challenged orthodox ...
    • Group-II phospholipase A2 enzymes 

      Sunagar, Kartik; Tsai, Inn-Ho; Lomonte, Bruno; Jackson, Timothy N. W.; Fry, Bryan G. (2015-05)
      Phospholipase A2 are esterolytic enzymes that catalyze the hydrolysis of 1,2-diacyl-3-sn-glycerophospholipids at the C2 position, resulting in the formation of lysophospholipids and free fatty acid. They constitute one of ...