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The effect of the insecticide diazinon on the osmoregulation and the avoidance response of the white leg shrimp (Penaeus vannamei) is salinity dependent
(Elsevier, 2020-12-15)
Diazinon is one of the insecticides that represent a high risk for Costa Rican estuarine environments due to its
widespread use in pineapple plantations. In estuaries, organisms are frequently submitted to stress caused ...
Workplace Carcinogen and Pesticide Exposures in Costa Rica
(Taylor & Francis, 2003)
The CAREX data system converts national workforce volumes and proportions of workers exposed to workplace carcinogens into numbers of exposed in 55 industrial categories. CAREX was adapted for Costa Rica for 27 carcinogens ...
Can a mixture of agrochemicals (glyphosate, chlorpyrifos and chlorothalonil) mask the perception of an individual chemical? A hidden trap underlying ecological risk
(Elsevier, 2022-01)
As aquatic environments associated with conventional agriculture are exposed to various pesticides, it is
important to identify any possible interactions that modify their effects when in a mixture. We applied avoidance ...
Pesticides Burden in Neotropical Rivers: Costa Rica as a Case Study
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-11-29)
Neotropical ecosystems are highly biodiverse; however, the excessive use of pesticides has polluted freshwaters, with deleterious effects on aquatic biota. This study aims to analyze concentrations of active ingredients ...
Importación de plaguicidas y peligros en salud en América Central durante el periodo 2005 - 2009
(Universidad Nacional, Costa Rica, 2015-07-01)
Se analizaron datos de importación de plaguicidas agrícolas en América Central, para el quinquenio 2005-2009 para el monitoreo de peligros en salud. La metodología usada ya fue publicada para el análisis del quinquenio ...
Exposure to multiple pesticides and neurobehavioral outcomes among smallholder farmers in Uganda
(Elsevier, 2021-03-20)
Background: Multiple epidemiological studies have shown that exposure to single pesticide active ingredients or chemical groups is associated with adverse neurobehavioral outcomes in farmers. In agriculture, exposure to ...
Prenatal Exposure to Phthalates and Neurodevelopment in the CHAMACOS Cohort
(National Institute of Environmental Health Sciences, 2019-10-25)
Background: Previous studies suggest that prenatal exposure to phthalates, ubiquitous synthetic chemicals, may adversely affect neurodevelopment. However, data are limited on how phthalates affect cognition, executive ...
Colonización de macroinvertebrados acuáticos en tres tipos de sustratos artificiales, en un río tropical
(Universidad de Costa Rica, Costa Rica, 2020-10)
Introduction: Different methodologies exist for sampling aquatic macroinvertebrates, however, some of these (e.g., kick-net, Surber) are not well suited for deep, contaminated rivers or rivers with presence of crocodiles, ...
Factores laborales, exposición a plaguicidas y síntomas depresivos en mujeres madres participantes de la cohorte ISA, Matina, Limón, Costa Rica
(Universidad Nacional, Costa Rica, 2023)
La depresión es un comportamiento complejo del estado de ánimo, caracterizado por una tristeza persistente y pérdida de interés o placer, que depende de factores externos o personales de tipo sociodemográfico, socioeconómico, ...
Carga térmica, salud y percepción del riesgo en trabajadores de la construcción: un estudio de caso en una empresa con operaciones en el Valle Central y el Pacífico Norte de Costa Rica
(Universidad Nacional, Costa Rica, 2023-09)
El presente estudio tuvo como objetivo explorar la condiciones de carga térmica, incluyendo la exposición a estrés térmico, en que laboran los trabajadores de la construcción en el país, así como sus posibles implicaciones ...