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Hallazgos fenotípicos por imágenes con Tomografía Dental Volumétrica (TDV) en amelogénesis imperfecta
Use of Dental Volumetric Tomography for Dental Phenotyping In Amelogenesis Imperfecta
(2016)
Amelogénesis imperfecta (AI) se describe como un conjunto de defectos mendelianos en la biomineralización del esmalte dental, los cuales son severos en la mayoría de los casos al presentar anormalidades tales como un grosor ...
Ecotoxicological test based on inhibition of fungal laccase activity: Application to agrochemicals and the monitoring of pesticide degradation processes
(2020)
Ecotoxicological evaluations require the use of assays with several bioindicators from different trophic levels. Only a few ecotoxicological tests using fungi have been developed, reason why, detection of adverse effects ...
Behavioral changes across novelty habituation: Contextual modulation of self-grooming after a stress event
(2018-07)
Grooming is a widespread behavior in the animal kingdom primarily geared towards the care of the body surface; nonetheless, other behavioral functions have been investigated and postulated. For example, rodents display ...
Burkholderia from fungus gardens of fungus-growing ants produce antifungals that inhibit the specialized parasite Escovopsis.
(2021-06)
Within animal-associated microbiomes, the functional roles of specific microbial taxa are often uncharacterized. Here, we use the fungus-growing ant system, a model for microbial symbiosis, to determine the potential ...
Predictors of overall survival after surgery in gastric cancer patients from a Latin-American country
(2017)
Background: Gastric cancer is one of the major causes of cancer-related deaths in several Latin-American countries, including Costa Rica. However, determinants of poor outcomes are fairly unknown for patients from this ...
Ultrastructural and microbial analyses of cellulose degradation in leaf-cutter ant colonies
(2017)
Leaf-cutter ants (Atta and Acromyrmex) use fresh leaves to cultivate a mutualistic fungus (Leucoagaricus gongylophorus) for food in underground gardens. A new ant queen propagates the cultivar by taking a small fragment ...
Contribution to the knowledge of Costa Rican oribatid mite fauna, with supplementary descriptions of Pergalumna silvatica and P. sura (Acari: Oribatida: Galumnidae)
(2014-06)
An annotated checklist of oribatid mites collected from Costa Rica in 2012 is provided. We have registered 10 species in 8 genera and 6 families. Archegozetes magnus, Kokoppia euramosa, Neoamerioppia cocuyana, Xenillus ...
Soybean protease inhibitors increase Bacillus thuringiensis subs. israelensis toxicity against Hypothenemus hampei
(2020)
The coffee berry borer (Hypothenemus hampei Ferrari, CBB) is one of the most devastating pests on coffee plantations around the world. Although CBB is susceptible to the effect of δ–endotoxins ...
Diversidad de Cicadélidos y Clastoptéridos (Hemiptera) en Tres Zonas Productoras de Café Afectadas por Xylella fastidiosa Wells et al. en Costa Rica
Hemipteran Diversity (Cicadellidae and Clastopteridae) in Three Coffee Production Zones Affected by Xylella fastidiosa (Wells et al.) in Costa Rica
(2008-07)
Se realizó un estudio durante los años 2002, 2003 y 2004, con el fin de determinar la composición, la abundancia, riqueza, diversidad, equidad, ocurrencia y fluctuación temporal de las especies de saltahojas en tres zonas ...
Filogenia de los grupos de especies de Holopothrips y grupos cercanos (Phlaeothripidae: Tubulifera: Thysanoptera)
Phylogeny of groups of species of Holopothrips and nearby groups (Phlaeothripidae: Tubulifera: Thysanoptera)
(2016)
En este trabajo se exponen los resultados de un análisis formal de filogenia efectuado con una matriz de 25 caracteres morfológicos y 38 taxa. La resolución no permite ubicar los parentescos de todas las especies de forma ...