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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 ...
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 ...
Primer informe de Platynothrus bicarinatus (Oribatida: Camisiidae) en América Central
(2014)
El género Platynothrus Berlese 1913, es registrado
por Schatz (2006) para Costa Rica y Panamá,
con la especie Platynothrus sibiricus Sitnikova
1975 únicamente y dos especies no identificadas.
Subías (2013) considera a ...
Distribución de Brooksithrips chamaedorea Retana-Salazar & Mound 2005 (Thripidae: Thysanoptera) y sus plantas hospederas
Distribution of Brooksithrips chamaedorea Retana-Salazar & Mound 2005 (Thripidae: Thysanoptera) and its host-plants
(2016)
En este trabajo se informa de la presencia de Brooksithrips chamaedorea RetanaSalazar & Mound 2005 en México. Se presenta la distribución de la especie asociada a sus hospederos informados y la recolecta de esta especie ...
Impaired pesticide removal and detoxification by biomixtures during the simulated pesticide application cycle of a tropical agricultural system
(2020)
Biopurification systems (BPS) or biobeds have been developed to attenuate point-source contamination due to inappropriate pesticide handling or disposal of agricultural wastewaters. The biomixture used for this strategy ...
Occurrence of pharmaceuticals, hazard assessment and ecotoxicological evaluation of wastewater treatment plants in Costa Rica
(2020)
The continuous release of pharmaceuticals from WWTP effluents to freshwater is a matter of concern, due to their potential effects on non-target organisms. The occurrence of pharmaceuticals in WWTPs and their associated ...
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 ...
Papel de la bacteria endosimbionte Wolbachia en el control de enfermedades vectoriales: dengue, zika y chikunkunya
(2017)
Wolbachia es un género de bacterias perteneciente al orden Rickettsiales, que participa en diversas relaciones simbióticas con varios organismos, principalmente artrópodos y nematodos. Debido a su capacidad para inducir ...
Evaluation of the expression of the oncogen C-ERBB-2/HER2 in advanced gastric cancer cases from Costa Rica
(2019-09-19)
Justification: The prevalence of gastric cancer (GC) with increased expression of the HER2 oncoprotein shows important variations worldwide. Incidence and mortality rates of GC in Costa Rica are among the highest in Latin ...
Characterization of Batrachochytrium dendrobatidis Inhibiting Bacteria from Amphibian Populations in Costa Rica
(2017)
Global amphibian declines and extinction events are occurring at an unprecedented rate. While several factors are responsible for declines and extinction, the fungal pathogen Batrachochytrium dendrobatidis (Bd) has been ...