Listar Microbiología por procedencia "UCR::Vicerrectoría de Docencia::Ciencias Básicas::Facultad de Ciencias::Escuela de Biología"
Mostrando ítems 1-20 de 25
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Avances de la bioinformática en Costa Rica: Vista retrospectiva y perspectivas
(2021-11-09)Introducción: La disciplina científica de la bioinformática tiene el potencial de generar aplicaciones innovadoras para las sociedades humanas. Costa Rica, pequeña en tamaño y población en comparación con otros países de ... -
Bacterial communities in residential wastewater treatment plants are physiologically adapted to high concentrations of quaternary ammonium compounds
(2023-08-28)Benzalkonium chloride (BAC) is a quaternary ammonium compound (QAC) widely used as the active ingredient of disinfectants. Its excessive discharge into wastewater is constant and in high concentrations, likely affecting ... -
Benchmarking AI-based plasmid annotation tools for antibiotic resistance genes mining from metagenome of the Virilla River, Costa Rica
(2023)Bioinformatics and Artificial Intelligence (AI) stand as rapidly evolving tools that have facilitated the annotation of mobile genetic elements (MGEs), enabling the prediction of health risk factors in polluted environments, ... -
Biochemical characterization of the venom of Central American scorpion Didymocentrus krausi Francke, 1978 (Diplocentridae) and its toxic effects in vivo and in vitro
(2019)non-buthid venoms, for which knowledge is scarce. In this work, we characterized the venom of a Diplocentridae species, Didymocentrus krausi, a small fossorial scorpion that inhabits the Tropical Dry Forest of Central ... -
Caracterización físico-química de dos estuarios en la bahía de Golfito, Golfo Dulce, Pacífico de Costa Rica
(2006-09-01)The temporal and spatial distributions of salinity, temperature, dissolved oxygen, Secchi disk depth, suspended matter, dissolved inorganic nutrients and chlorophyll a, were determined in two mangrove estuaries at Golfito ... -
Cimex lectularius Linnaeus, 1758 (Hemiptera: Cimicidae) in Costa Rica: First Case Report Confirmed by Molecular Methods in Central America
(2020)Cimex lectularius and Cimex hemipterus are the most common species of bedbugs that infest homes. Although case reports decreased substantially by the end of the 20th century, bed bugs, and especially C. lectularius, are ... -
Combustibles forestales superficiales y riesgo de incendio en dos estadios de sucesión secundaria y bosques primarios en el Parque Nacional Palo Verde, Costa Rica
(2015-06-22)Se cuantificó el combustible forestal superficial de los árboles en pie y del mantillo orgánico. También, se caracterizó la composición florística, en tres tratamientos de estadios sucesionales, de 10-25 años (29,88 ha) ... -
Ectoparasites of dogs in home environments on the Caribbean slope of Costa Rica
(2012)Reports on ectoparasites on dogs in Central America are scarce. The aim of this study was to identify flea, louse and tick species infesting dogs in home environments on the Caribbean slope of Costa Rica, and determine ... -
Efecto del cloruro de benzalconio sobre comunidades microbianas en lodos activados y Aeromonas hydrophila
(2023-09-14)La limpieza, como actividad cotidiana, incluye el uso de una gran cantidad de desinfectantes que terminan siendo descargados en aguas residuales domésticas e industriales, en plantas de tratamiento (PTAR) y finalmente en ... -
Flora Bacteriana de la Cavidad Oral del Mono Tití (Saimiri Oerstedii) Y su Perfil de Sensibilidad a Antibióticos
(2007-12)Se estudió la flora bacteriana y su patrón de sensibilidad antimicrobiana en la cavidad oral de 33 monos Saimiri oerstedii: 31 silvestres y 2 en cautiverio. Con torunda estéril se rasparon los dientes y la cavidad bucal ... -
Fur mite, Listrocarpus alouattae Fain (Acari: Atopomelidae), from Alouatta palliata Gray (Primates: Cebidae) in Costa Rica
(2002)Se presentan resultados preliminares de un estudio sobre ectoparásitos de monos de Costa Rica. Se evaluaron 36 monos aulladores (Alouatta palliata Gray, 1849) y 3 monos capuchinos (Cebus capucinus Linnaeus, 1758) provenientes ... -
Importance of mevalonate pathway lipids on the growth and survival of primary and metastatic gastric carcinoma cells
(2021)Purpose: This preclinical study aims to determine the effect of drugs that alter isoprenoids and cholesterol metabolism in the homeostasis of gastric carcinoma cell lines in the search for new therapeutic targets for stomach ... -
Infección por larvas de Alouattamyia baeri (Diptera: Cuterebridae) en monos aulladores, Alouatta palliata (Primates: Cebidae), de la costa caribe de Costa Rica
(2004-06-01)Alouattamyia baeri es una especie de cuterébrido cuya larva se asocia con el parasitismo en primates del Nuevo Mundo (Catts, 1982). La descripción de la morfología fue realizada por Shannon y Greene (1926) con ejemplares ... -
Mapping the risk of Aedes aegypti larval habitats using tree cover in Puntarenas, Costa Rica
(2010-08)Tree cover and other characteristics of urban structure have been associated in urban environments with abundance and productivity of Aedes aegypti and other mosquito larval habitats. Tree cover can conceal containers, ... -
Mechanisms of low susceptibility to the disinfectant benzalkonium chloride in a multidrug-resistant environmental isolate of Aeromonas hydrophila
(2023)Excessive discharge of quaternary ammonium disinfectants such as benzalkonium chloride (BAC) into aquatic systems can trigger several physiological responses in environmental microorganisms. In this study, we isolated a ... -
Methyltestosterone alters sex determination in the American alligator (Alligator mississippiensis)
(2016-07-09)Effects of xenobiotics can be organizational, permanently affecting anatomy during embryonic development, and/or activational, influencing transitory actions during adulthood. The organizational influence of endocrine-disrupting ... -
Neotropical Bats from Costa Rica harbour Diverse Coronaviruses
(2015-02-04)Bats are hosts of diverse coronaviruses (CoVs) known to potentially cross the host–species barrier. For analysing coronavirus diversity in a bat species-rich country, a total of 421 anal swabs/faecal samples from Costa ... -
Neotropical bats that co-habit with humans function as dead-end hosts for dengue virus
(2017-05-18)Several studies have shown Dengue Virus (DENV) nucleic acids and/or antibodies present in Neotropical wildlife including bats, suggesting that some bat species may be susceptible to DENV infection. Here we aim to elucidate ... -
Pathogenic potential of a Costa Rican strain of ‘Candidatus Rickettsia amblyommii’ in guinea pigs (Cavia porcellus) and protective immunity against Rickettsia rickettsii
(2015-07)‘Candidatus Rickettsia amblyommii’ is a spotted fever group rickettsia that is not considered pathogenic, although there is serologic evidence of possible infection in animals and humans. The aim of this study was to ... -
Presence and potential distribution of malaria‑infected New World primates of Costa Rica
(2022-01-08)Background: In South and Central America, Plasmodium malariae/Plasmodium brasilianum, Plasmodium vivax, Plas- modium simium, and Plasmodium falciparum has been reported in New World primates (NWP). Specifically in Costa ...