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Desinfección de superficies contaminadas con esporas de Clostridioides difficile con disoluciones activadas electroquímicamente
(2019)Clostridioides difficile es el principal agente causal de diarrea nosocomial. Esta bacteria se diferencia bajo ciertas condiciones adversas en endosporas, las cuales son difíciles de controlar debido a su alta resistencia ... -
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, ... -
Detección y evaluación de la actividad antifúngica e insecticida de quitinasas producidas por bacterias del género Xenorhbadus sp Sc-CR9
(2023)El uso de agroquímicos representa un problema ambiental y de salud, ya que puede ocasionar problemas de resistencia, alteración al ambiente, contaminación y riesgo para la salud humana. Una alternativa diferente y más ... -
Detection of a synthetic sex steroid in the American crocodile (Crocodylus acutus): Evidence for a novel environmental androgen
(2017-08)Endocrine-disrupting contaminants (EDC's) are well known to alter sexual differentiation among vertebrates via estrogenic effects during development, particularly in organisms characterized by temperature-dependent sex ... -
Determinants of reef fish assemblages in tropical Oceanic islands
(2019)Diversity patterns are determined by biogeographic, energetic, and anthropogenic factors, yet few studies have combined them into a large‐scale framework in order to decouple and compare their relative effects on fish ... -
Detritus camouflage in webs of Helvibis longicauda (Araneae: Theridiidae)
(2007)Adult females of Helvibis longicauda accumulated tiny pieces of vegetation in the mesh of their webs. The amount of debris accumulated was much greater in webs of spiders with either egg sacs, spiderlings or juveniles than ... -
Developmental morphology of granular skin glands in pre-metamorphic egg-eating poison frogs
(2017)Parents in many taxa, including insects, mol- luscs, fish, snakes, and amphibians provision chemical defences, such as peptides, steroids, or alkaloids to their offspring to reduce the risk of predation. In most cases, ... -
Diagnóstico de contaminación de agua en la Quebrada Camaronera, Parque Nacional Manuel Antonio, Área de Conservación Pacífico Central, MINAE, Costa Rica
(2009-11-01)"La quebrada Camaronera en Manuel Antonio se considera un objeto de conservación y un valor natural para el Parque Nacional Manuel Antonio, encentrándose actualmente con un alto grado de amenaza. El objetivo de este estudio ... -
El diagnóstico en psiquiatría: una discusión teórica y práctica para el abordaje clínico
(2017)El artículo aborda las dificultades en el diagnóstico psiquiátrico por las características propias de estos trastornos que, junto con la definición de lo patológico desde la prescripción de lo moralmente aceptado y los ... -
Diet and Leukocyte Telomere Length in a Population with Extended Longevity: The Costa Rican Longevity and Healthy Aging Study (CRELES)
(2021)Elderly Costa Ricans have lower mortality rates compared to their counterparts from developed countries. Reasons for this survival advantage are not completely known. In the present study, we aimed to identify dietary ... -
Differences in escape behavior between a cryptic and an aposematic litter frog
(2011)Clay models have been used to investigate the relative antipredator effectiveness of cryptic and of aposematic coloration in litter frogs, but such studies do not account for possible differences in prey escape behavior. ... -
Differences in plasmatic butyrylcholinesterases (BChE) values between Pacific and Caribbean populations of terciopelo (Bothrops asper) in Costa Rica
(2019)The terciopelo (Bothrops asper) inhabits human-modified environments such as agricultural areas, becoming more prone to be exposed to organophosphate insecticides. These chemicals can inhibit plasmatic butyrylcholinesterases ...