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Habitat adaptation drives speciation of a Streptomyces species with distinct habitats and disparate geographic origins
(2022-01-11)
Microbial diversification is driven by geographic and ecological factors, but how the relative importance of these factors varies among species, geographic scales, and habitats remains unclear. Streptomyces, a genus of ...
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 ...
Una nueva especie de Adraneothrips (Thysanoptera, Tubulifera, Phlaeothripidae)
(2007-09)
A new species of Adraneothrips (Thysanoptera, Tubulifera, Phlaeothripidae). A new species of Adraneothrips Hood,
1925, soil Thysanoptera, is described from Costa Rica. A key for the recognition of the species of Central ...
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 ...
Patogenicidad de tres hongos asociados a la muerte de plantas de fresa (Fragaria ananassa) y descripción ultraestructural del patosistema
Pathogenicity of fungi associated with strawberry plants (Fragaria ananassa) and ultrastructural description of the pathosystem
(2022-08-03)
Introducción. El cultivo de fresa (Fragaria
ananassa) es importante en Costa Rica
por su alta demanda como fruta fresca y para
elaboración de mermeladas. En 2015 empezaron
reportes de muerte de plantas, presumiblemen ...