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Policy Brief for Costa Rica 2021
(2021)Since the 1980s Costa Rica has seen a continuous increase in surface temperatures while precipitation has not registered a consistent signal.1,2 There has not been an increase in water supply, but the rise in temperatures ... -
Polimorfismos en los genes de desintoxicacion CYP1A1, CYP2E1, GSTT1 y GSTM1 en la susceptibilidad al cáncer gástrico
(Revista de Biología Tropical 52(3) p.591-600, 2004-12-15)Las enzimas de las familias P450 y Glutation Stransferasa están relacionadas en la activación y desintoxicación de sustancias que podrían actuar como cancerígenas. Polimorfismos genéticos en estas enzimas han sido asociados ... -
Polymorphisms in Genes Coding for HSP-70 Are Associated with Gastric Cancer and Duodenal Ulcer in a Population at High Risk of Gastric Cancer in Costa Rica
(2013)Background and Aims. Costa Rica has among the highest incidence and mortality rates for gastric cancer worldwide. The reasons for this are largely unknown. Polymorphisms of inflammatory response genes including genes ... -
Polyphenolic Characterization and Antioxidant Activity of Malus domestica and Prunus domestica Cultivars from Costa Rica
(2018-01-30)The phenolic composition of skin and flesh from Malus domestica apples (Anna cultivar) and Prunus domestica plums (satsuma cultivar) commercial cultivars in Costa Rica, was studied using Ultra Performance Liquid Chromatography ... -
Polyphenolic Characterization, Antioxidant and Cytotoxic Activities of Mangifera indica cultivars from Costa Rica
(2019)Abstract: The phenolic profile of skin and flesh from Manifera indica main commercial cultivars (Keitt and Tommy Atkins) in Costa Rica was studied using ultra performance liquid chromatography coupled with high resolution ... -
Polyphenolic QTOF-ESI MS characterization and the antioxidant and cytotoxic activities of Prunus domestica.
(2021)There is an increased interest in plum research because of their metabolites’ potential bioactivities. In this study, the phenolic profiles of Prunus domestica commercial cultivars (Methley, Pisardii and Satsuma) in Costa ... -
Polyspecific Antivenom Liquid
(2013-07-19)The Polyspecific antivenom is effective in envenomations induced by African viperid and some elapid snakes. It is not effective in envenomations by mambas and neurotoxic cobras. -
Polyspecific snake antivenom may help in antivenom crisis
(2003-02)In Africa snakebites cause thousands of deaths annually and much permanent physical disability, but the supply of antivenom, the only specific treatment, is threatened by commercial pressures and privatisation. This has ... -
Poniéndole números al virus en Costa Rica
(2020-04-11)Presumiendo la total inacción de la covid-19, el curso natural de la enfermedad en Costa Rica llegaría a un acumulado de 36.000 muertos. Las simulaciones expuestas no son predicciones, sino abstracciones que nos ayudan a ... -
Poor regenerative outcome after skeletal muscle necrosis induced by Bothrops asper venom: alterations in microvasculature and nerves
(PLoS ONE 6(5): e19834, 2011-05-24)Background: Viperid snakebite envenoming is characterized by prominent local tissue damage, including muscle necrosis. A frequent outcome of such local pathology is deficient skeletal muscle regeneration, which causes ... -
Population ageing, intergenerational transfers and demographic dividend in Ecuador
(2015)This paper analyses economic flows over the lifecycle in Ecuador, a middle-income country that is anticipating rapid population ageing. Using the National Transfer Accounts (NTA) framework, the paper develops estimates ... -
Population Genomics Insights into Adaptive Evolution and Ecological Differentiation in Streptomycetes
(2019)Deciphering the genomic variation that represents microevolutionary processes toward species divergence is key to understanding microbial speciation, which has long been under debate. Streptomycetes are filamentous bacteria ... -
Porcentaje y cifra absoluta de linfocitos T en sangre periférica por el método de rosetas E: estudio de cuarenta adultos sanos
(1985)Se realizó la determinación del porcentaje y cifra absoluta de linfocitos T en sangre periférica a un grupo de 40 adultos sanos costarricenses, seleccionados de un grupo inicial de 58 voluntarios. Se utilizó un método de ... -
Porphyromonas spp. have an extensive host range in ill and healthy individuals and an unexpected environmental distribution: a systematic review and meta-analysis
(2020-10-01)Studies on the anaerobic bacteria Porphyromonas, mainly focused on P. gingivalis, have revealed new bacterial structures, metabolic pathways, and physiologic functionalities. Porphyromonas are mainly described as being ... -
Posibles fenotipos asociados a la virulencia de las cepas ST01 y NO-ST01 no epidémicas del clado MLST 2 de Clostridioides difficile
(2021)Clostridioides difficile es una bacteria anaerobia que causa diarrea, principalmente en personas que han recibido terapia con antibióticos. La incidencia y la mortalidad de las infecciones por C. difficile (ICD) han aumentado ... -
Possible Link Between Chronic Periodontal Disease and Central Nervous System Pathologies
(Universidad de Costa Rica, 2014) -
Post-exercise rehydration with beer impairs fluid retention, reaction time, and balance
(2014-03-05)Beer is promoted by the popular media as a good choice for rehydration, but there is limited support for the claim. To assess the effect of beer alcohol on rehydration and motor control, 11 young (24.4 ± 3.7 y.o.) males ... -
Post-exercise Rehydration: Potassium-rich Drinks vs. Water and a Sports Drink
(2014-05-20)Fluid retention, thirst quenching, tolerance, and palatability of different drinks were assessed. On four different days, 12 healthy, physically active volunteers (24.4 ± 3.2 years old, 74.75 ± 11.36 kg body mass (mean ± ...