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Essential oil composition of Ambrosia cumanensis (Asteraceae) from Costa Rica
(2015-08)
Ambrosia is an Asteraceous genus of flowering plants, which has about 40-45 species, and their geographical distribution ranges from the USA, Mexico, and Central America to South America. The aim of this work was to study ...
Quantitative Physiology Approaches to Understand and Optimize Reducing Power Availability in Environmental Bacteria
(2015-06-04)
The understanding of how carbon fluxes are distributed through a metabolic network offers an overview of the pathways that a given microorganism uses to produce energy, reducing power, and biomass. These invaluable data ...
C1 compounds shape the microbial community of an abandoned century-old oil exploration well
(2020)
The search for microorganisms that degrade hydrocarbons is highly relevant because it enables the bioremediation of these substances cheaply and without dangerous by-products. In this work, we studied the microbial communities ...
Richness of cultivable endophytic fungi along an altitudinal gradient in wet forests of Costa Rica
(2016-04)
We collected various plant species along an altitudinal gradient ranging from 400 to 2900 m in tropical wet forests of Costa Rica, isolated the associated endophytic fungi, and performed bioinformatic analyses to determine ...
Taxonomía multifásica de hongos endófitos del orden hypocreales en rubiaceae de bosque natural de Costa Rica
(2023)
Los problemas fitosanitarios relacionados al café en Latinoamérica y otras áreas en el mundo, han registrado un aumento en la frecuencia y la severidad de las enfermedades producidas por hongos como Hemileia vastatrix ó ...
Aceites esenciales, fenología e interacciones bióticas de la planta invasora Crassocephalum crepidioides (Asteraceae) en Costa Rica
(2022-12)
Crassocephalum crepidioides (Asteraceae) es una especie herbácea con notables usos
etnobotánicos en África y otras áreas, que se extendió como invasora en varias regiones tropicales y
subtropicales del mundo. Objetivo: ...
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 ...
Mastering analytical challenges for the characterization of pentacyclic triterpene mono- and diesters of Calendula officinalis flowers by non-aqueous C30 HPLC and hyphenation with APCI-QTOF-MS
(2016-01-25)
Pentacyclic triterpene mono- and diesters have been isolated from Calendula officinalis flowers. GC–MS, APCI-Exactive Orbitrap HR-MS and NMR allowed to identify the triterpene skeleton in various samples (different triterpene ...
Novel Lobophorins Inhibit Oral Cancer Cell Growth and Induce Atf4- and Chop-Dependent Cell Death in Murine Fibroblasts
(2015-07-06)
As part of the International Cooperative Biodiversity Groups (ICBG) Program, we were interested in identifying biologically active unfolded protein response (UPR) inducing compounds from marine microorganisms isolated from ...
Production of selenium nanoparticles in Pseudomonas putida KT2440
(2016)
Selenium (Se) is an essential element for the cell that has multiple applications in medicine and technology; microorganisms play an important role in Se transformations in the environment. Here we report the previously ...