Browsing Biología by Title
Now showing items 822-841 of 1643
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Impacto del estrés hídrico en el crecimiento y supervivencia de plántulas de dos especies leñosas en el sotobosque del bosque premontano húmedo, Ciudad Colón, Costa Rica.
(2011-08-05)La investigación buscó determinar las relaciones hídricas de las hojas de plántulas de Garcinia intermedia, y Manilkara chicle -dos especies leñosas- en el sotobosque del pre-montano húmedo, durante la época seca y bajo ... -
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 ... -
Importancia de la investigación sobre polinización ornitofílica y la creación de catálogos de polen
(2019)Las aves cumplen un rol crítico en los bosques tropicales al polinizar flores y dispersar las semillas de muchas especies (Kato 2017, Rocca y Sazima 2008, Stiles y Skuth 1989). Los colibríes son el principal grupo de aves ... -
Importancia del microbioma en la salud humana y aplicaciones medicas
(2023)Recent research has linked gut microbiota to human health in multiple ways. The evolution of lifestyles has determined a change in the composition of intestinal bacteria, as well as the implications that they exert on ... -
In favor of establishment: chromatid cohesion in plants
(2017-05-23)In eukaryotic organisms, the correct regulation of sister chromatid cohesion, whereby sister chromatids are paired and held together, is essential for accurate segregation of the sister chromatids and homologous chromosomes ... -
In memoriam – Dora Emilia Mora de Retana (24.08.1940 – 12.07.2001)
(2001)Se resumen aspectos sobresalientes de la vida académica de la orquideóloga costarricense Dora Emilia Mora y se mencionan algunas de sus principales contribuciones en taxonomía y conservación de las orquídeas. -
In Memoriam: Dr. William Mark Whitten (1954−2019)
(2019)The world of orchid academia was rocked on April 12, 2019 when the shocking and completely unexpected news that Mark Whitten had passed began to circulate. Many readers of Orchids magazine may not be familiar with ... -
In vitro studies to evaluate the wound healing properties of Calendula officinalis extracts
(2017)Ethnopharmacological relevance: Calendula officinalis (pot marigold) flower extracts have a long-lasting tradition in ethnopharmacology. Currently, the European Medicines Agency (EMA) has approved its lipophilic and aqueous ... -
Incidence of parasitoids and predators on eggs of seven species of Therididae (Araneae)
(2012)Although many characteristics of the egg sacs of spiders likely evolved to reduce the effect of parasites and predators that attack their eggs, many parasite and predator insects have become specialized on spider eggs. ... -
Independent evolutionary lineage of the clingfish Gobiesox adustus (Gobiesocidae) from Isla del Coco, Costa Rica
(2020-03-24)Introduction: Isla del Coco is an important protected area for marine fauna in the Eastern Tropical Pacific. In this area, the species that inhabit the intertidal zone have been subject to few studies. One of the species ... -
Individual and tempo- ral variation in outcrossing rates and pollen flow patterns in Ceiba pentandra (Malvaceae: Bombacoidea)
(2013)Ceiba pentandra is a tropical tree with high rates of selfing in some populations. In mixed‐mating species, variation in selfing is due to changes in adult density or variability of incompatibility systems. The effect of ... -
Inflammation and uPAR-Expression in Colorectal Liver Metastases in Relation to Growth Pattern and Neo-adjuvant Therapy
(2015-08-14)Proteolytic activity and inflammation in the tumour microenvironment affects cancer progression. In colorectal cancer (CRC) liver metastases it has been observed that three different immune profiles are present, as well ... -
Inflammatory infiltrate in skeletal muscle injected with Bothrops asper venom
(1986)The time-course and composition of inflammatory infiltrate in mouse gastrocnemius injected with Bothrops asper venom was studied. The venom induced myonecrosis, and a prominent decrease in muscle levels of creatine kinase ... -
Influencia de la variación espacial y temporal en la disponibilidad de luz sobre la germinación de semillas y el crecimiento de plántulas de tres especies de palmas del bosque tropical premontano de Costa Rica.
(2011-08-07)La investigación logró determinar la influencia de la variación espacial y temporal en la disponibilidad de luz sobre los niveles de germinación, establecimiento y crecimiento de las palmas Socratea xhorriza, Iriartea ...