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Hedonic price for amenities in rural and urban residential condominiums in Costa Rica
(2021-08-12)As the number of homes located in condominiums increases, investigations should be promoted to determine the implied price of additional amenities over the total price of the property. This study evaluated the impact of ... -
Hegemonía imperial, diplomacia y Guerra Fría: los intelectuales costarricenses y la neutralidad perpetua, 1982-1986
(2019-02-06)Este artículo explora las principales posiciones públicas con respecto a la política exterior Costa Rica durante la administración de Luis Alberto Monge Álvarez (1982-1986). Las opiniones son de intelectuales, académicos ... -
Heidegger y el exceso: el problema de la diferencia ontológica en ereignis
(2023)Desde Sein und Zeit, Heidegger expone una distinción clave para entender su pensamiento: lo óntico, atinente a lo ente, de cara a lo ontológico, atinente al ser. Según dicho binomio lo óntico se fundamenta en lo ontológico. ... -
Heisenberg y Bohr en la mira de Frayn y Volpi
(2014-12-20)Este artículo compara las versiones literarias que, de las relaciones entre Werner Heisenberg y Niels Bohr, presentan Michael Frayn (Copenhague, pieza teatral de 1998) y Jorge Volpi (En busca de Klingsor, novela de 1999). ... -
Helados, natilla y queso con probióticos: Tecnologías al alcance del productor
(Revista Crisol, n. 12, p. 52-53, 2004, 2004)Con el fin de darle un mayor valor agregado a los productos lácteos en el país y propiciar una nutrición más saludable, el Centro Nacional de Ciencia y Tecnología de Alimentos (CITA) de la Universidad de Costa Rica, ha ... -
Heliangolides from Viguiera sylvatica
(1989)The extract of the aerial parts of Viguiera sylvatica gave, in addition to known heliangolides, four new heliangolides related to 1-desoxyniveusin A and one to 11,13-dihydrofuroheliangolide as well as three guaianolides, ... -
Helicobacter pylori causes Hyperproliferation of the gastric Epithelium: Pre- and Post-Eradication indices of proliferating cell nuclear antigen
(1993)To assess the effect of Helicobacter pylori (HP) eradication on the proliferation of the gastric epithelium by the expression of the proliferating cell nuclear antigen (PCNA). Methods: Alcohol-fixed gastric biopsies ... -
Helicobacter pylori Colonization Drives Urokinase Receptor (uPAR) Expression in Murine Gastric Epithelium During Early Pathogenesis
(2020)(1) Background: Persistent Helicobacter pylori infection is the most important risk factor for gastric cancer. The urokinase receptor (uPAR) is upregulated in lesions harboring cancer invasion and inflammation. Circumstantial ... -
Helicobacter pylori in a Costa Rican dyspeptic patient population
(1994-03)Gastric biopsies from 65 Costa Rican dyspeptic patients were investigated for the presence ofHelicobacter pylori DNA by polymerase chain reaction (PCR) amplification of 16S rRNA sequences. Both frozen and paraffin-embedded ... -
Helicobacter pylori infection and serum pepsinogen concentrations in an elderly population representative of Costa Rica
(2022)INTRODUCTION: Costa Rica has among the highest mortality rates from gastric cancer in the world, largely due to late detection. It is therefore important that economically and logistically sustainable screening is implemented ... -
Helicobacter pylori infection induces gastric precancerous lesions and persistent expression of Angpt2, Vegf-A and Tnf-A in a mouse model
(2023)Helicobacter pylori colonizes the gastric mucosa and induces chronic inflammation. Using a mouse model of H. pylori-induced gastritis, we evaluated the mRNA and protein expression levels of proinflammatory and proangiogenic ... -
Helicobacter pylori infection induces abnormal expression of pro‑angiogenic gene ANGPT2 and miR‑203a in AGS gastric cell line
(2023-03-06)Helicobacter pylori colonizes the stomach and induces an inflammatory response that can develop into gastric pathologies including cancer. The infection can alter the gastric vasculature by the deregulation of angiogenic ... -
Helicobater pylori. ¿Es posible la erradicación?
(1999)Objetivo: Erradicar H. pylori en pacientes dispepticos de una población de alto riesgo de cancer gástrico Poblacion y metodos: A 174 pacientes dispepticos, de una poblacion de alto riesgo de cancer gastric°, se les ...