Listar Ciencias básicas por procedencia "UCR::Vicerrectoría de Docencia::Salud::Facultad de Medicina"
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Análisis de Plaguicidas Organoclorados en Grasa Humana en Población Costarricense sin Riesgo Ocupacional
(2005-06-09)Se estudió el contenido de residuos de plaguicidas organoclorados y otros hidrocarburos clorados en tejido adiposo de costarricenses de ambos sexos (25 hombres y 26 mujeres). Las muestras fueron tomadas durante intervenciones ... -
Detalles estructurales de la especie Nothrus willmanni Mahunka 1983
(2015-12)En la descripción original de la especie Nothrus willmanni Mahunka 1983, se registra que esta especie presenta algunos caracteres únicos en este género. Sin embargo, algunos detalles estructurales no fueron incluidos, ... -
Determinación de plaguicidas organoclorados en leche materna en Costa Rica
(1984)DDT and DDE We[e detected in the milk of 51 nursing mothers in Costa Rica. In the provinces of Puntarenas, Guanacaste and Limón, where a campaign against malaria taok place during the last thrce decades and where CJops ... -
Evaluation of pharmacological therapies used in Costa Rica in patients with metastatic gastric cancer: a retrospective study
(2019-01-18)Background: Gastric cancer is one of the leading causes of cancer death worldwide. Surgery is regarded as the best curative treatment option for gastric cancer; however, a high proportion of cases are diagnosed at advanced ... -
Evidence for Widespread Associations between Neotropical Hymenopteran Insects and Actinobacteria
(2017)The evolutionary success of hymenopteran insects has been associated with complex physiological and behavioral defense mechanisms against pathogens and parasites. Among these strategies are symbiotic associations between ... -
Predictors of overall survival after surgery in gastric cancer patients from a Latin-American country
(2017)Background: Gastric cancer is one of the major causes of cancer-related deaths in several Latin-American countries, including Costa Rica. However, determinants of poor outcomes are fairly unknown for patients from this ... -
Residuos de plaguicidas organoclorados en tejido adiposo humano en Costa Rica
(1986)Organochlorine pesticide residues were found in 82 samples of human adipose material fram 82 surgical cases in 16 Costa Rica hospitals. Identification was made by gas-liquid chromatography. The highest pesticide concentration ... -
Ultrastructural and microbial analyses of cellulose degradation in leaf-cutter ant colonies
(2017)Leaf-cutter ants (Atta and Acromyrmex) use fresh leaves to cultivate a mutualistic fungus (Leucoagaricus gongylophorus) for food in underground gardens. A new ant queen propagates the cultivar by taking a small fragment ...