Listar Revista de Biología Tropical por título
Mostrando ítems 114-133 de 193
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In vitro multiplication of Toxoplasma gondii and Trypanosoma cruzi in mouse, rat and hamster astrocytes
(2003-08-01)The infection and multiplication of Toxoplasma gondii and Trypanosoma cruzi were compared in primary cultures of white rat, mouse and hamster astrocytes. These cells were cultured on cover slides and infected with T. gondii ... -
Incidencia y distribución altitudinal de 13 virus en cultivos de Solanum tuberosum (Solanaceae) en Costa Rica
A survey was conducted in 30 fields located at three different altitudes in Cartago, Costa Rica’s main potato producing area. Twenty plants were sampled per farm, for a total of 600 samples with 200 samples per altitude. ... -
Inclusion bodies induced by Bean rugose mosaic comovirus seen under light microscopy
(Universidad de Costa Rica, 2000)Two types of inclusion bodies were consistently observed under light microscopy in bean (Phaseolus vulgaris) leaf tissue infected with Bean rugose mosaic virus (BRMV), a species of the genus Comovirus, family Comoviridae. ... -
Indicator-based management recommendations for an artisanal bottom-longline fishery in Costa Rica, Central America
(2017)There is a growing need to strengthen the small-scale fishing sector with emerging governance methods that improve fishers’ threatened livelihoods. Therefore, this study’s aim was to develop management ... -
Infección de la orquídea terrestre Phaius tankervillae (Orchidaceae) con el cymbidium mosaic potexvirus (CymMV) en Costa Rica
(1999)En 1996, en un pequeño vívero comercial en la zona oeste del Valle Central de Costa Rica se observaron plantas de la orquídea terrestres Phaius tankervilliae que mostraban síntomas foliares de leves a severos de un estriado ... -
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 ... -
Interconexión a nivel ciclónico-atmosférico entre el Caribe y el Pacífico Centroamericano.
(Revista de Biología Tropical, 46 sumpl. 5: 09-21, 1998, 1998)Some atmospheric properties in the Pacific and Caribbean marine basins close to the Central American Isthmus and their possible interconnections are analized, based on a statistical study. The band describing southern ... -
Intoxicación paralítica por mariscos (IPM) por Spondylus calcifer contaminado con Pirodinium bahamense, Costa Rica, 1989-1990
(1990)This paper describes an outbreak of paralytic shellfish poisoning (PSP), affecting human populations on the Pacific Coast of Costa Rica in October 1989. Numbness in arms, face and legs occurred 30 to 45 minutes after ... -
Intra- and inter-annual variation in a seagrass meadow on the Caribbean coast of Costa Rica: 2009-2015
(2018)Seagrass beds are an important ecosystem on the Caribbean coast of Costa Rica. At Cahuita National Park (CNP) a seagrass bed at Perezoso has been monitored continually since 1999 within the CARICOMP program. Thalassia ... -
Introducción a los grupos de macroinvertebrados acuáticos
(2010)Cada ambiente requiere adaptaciones particulares y por lo tanto alberga distintos grupos de organismos. El agua dulce es un medio distinto del agua salada y de la tierra firme. Muy pocas especies son capaces de vivir en ... -
Inventario florístico en varias áreas boscosas en Tabarcia de Mora y Palmichal de Acosta, Costa Rica
(1993)Se realizó un inventario florístico en la cuenca de los ríos Tabarcia y Negro, San José, con el fin de estimular la creación de un sistema de pequeñas reservas forestales privadas. Se identificaron más de 180 especies ... -
Mecanismo de acción de miotoxinas aisladas de venenos de serpientes
(1984)Biochemically and pharmacologically, myotoxins isolated from snake venoms can be placed in four main groups: myolaxic phospholipases A, low molecular weight basic toxins, cardiotoxins, and hemorrhagic myotoxins. The myotoxic ... -
Metals in coastal mollusks of Costa Rica
(2015-12)The input of contaminants to coastal ecosystems is a global problem on the rise. Data on metal pollution from tropical sites is often lacking and pilot surveys are urgently needed to provide a general framework to estimate ... -
Un método de transformación genética de maíz para conferirle resistencia ulterior a enfermedades virales
(2004-09)A method for genetic transformation of maize for resistance to viral diseases. A system for the genetic transformation of maize was developed for two Costa Rican varieties: CR-7 and Diamantes 8843, that can allow the ... -
Un método para evaluar el enriquecimiento de metales en sedimentos marinos en Costa Rica
(Revista Biología Tropical 60 (2): 197-211, 2012-04-01)A method to evaluate metal enrichment in marine sediments. In order to evaluate metal enrichment in sediments , a method is proposed and tested in Bahia Culebra and the Golfo de Nicoya, Costa Rica through the normalization ... -
Micromorfología de los foliolos de pejibaye Bactris gasipaes (Arecaceae) var. Diamantes-10
(2016-09)Bactris gasipaes se cultiva ampliamente para el aprovechamiento del palmito y el consumo de los frutos. En este trabajo se realizó una descripción de las características micro morfológicas de los foliolos de plantas adultas ... -
Micronuclei frequency in lymphocytes of individuals occupationally exposed to pesticides
(Revista de Biología Tropical 49 (1):001-008, 2001, 2001)Pesticides have been widely used in developing countries over the years. A large amount of these remains in the environment and organisms. Pesticide pollution is detrimental to human health. The effects can be seen on a ...