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N-Formyl-Perosamine Surface Homopolysaccharides Hinder the Recognition of Brucella abortus by Mouse Neutrophils
(2016-06)Brucella abortus is an intracellular pathogen of monocytes, macrophages, dendritic cells, and placental trophoblasts. This bacterium causes a chronic disease in bovines and in humans. In these hosts, the bacterium also ... -
N-terminal peptide of myotoxin II from Bothrops asper venom enhances the activity of endothelin converting enzyme and neprilysin
(2016)Neprilysin (NEP) and endothelin converting enzyme-1 (ECE-1) are two enzymes that degrade amyloid beta in the brain. Currently there are no molecules to stimulate the activity of these enzymes. Here we report, the discovery ... -
Nahualismo, testimonio y medio ambiente. Una versión mesoamericana sobre la revolución
(2013-07-05)This article analyzes the work of Alfredo Lopez Austin, Mexican historian specializing in Mesoamerican religion (Lopez Austin 1973, 1984, 1993, 1994, 1997a, 1997b / c). Specifically, we focus on the indigenous concept of ... -
Nanostructure size determination in N+- type porous silicon bY X-Rya diffractometry and Raman Spectroscopy
(2011-02-07)A series of porous silicon surfaces were obstained after different exposition times of electrochemiscal etching on crystaline n+- type silicon in presence of hydrofluoric acid. These kind of surfaces show photoluminescence ... -
NAO as a Copresenter in a Robotics Workshop - Participant’s Feedback on the Engagement Level Achieved with a Robot in the Classroom
(2019)Robotics, combined with computer science and human-centered studies, can have a substantial impact in areas such as education and innovation. Robots have proven to be a good tool to gain and maintain users’ involvement in ... -
Narrativa breve Latinoamericana de las dos últimas décadas
(2011-05-16)Examinar un corpus representativo de cuentos latinoamericanos contemporáneos (últimas dos décadas) a fin de determinar rasgos comunes y tendencias en cuanto a: A) experimentación formal, B) aéreas temáticas, C) discursividad ... -
Narrative Tendencies in Latin American Fiction Cinema (1998-2008): Uses and transgressions of the "classical model"
(2009-04)A través del análisis de una muestra de largometrajes de ficción de Colombia y Costa Rica, esta investigación revela algunas de las estrategias narrativas que cineastas Latinoamericanos usan para contar sus historias. El ... -
National cancer registry, 1980-1983
(1988)Legislation making cancer a notifiable disease was introduced in Costa Rica in 1976. At the same time, a National Tumour Registry was established, and collection of data commenced in March 1977. The aims of the National ... -
National Health and Social Development in costa Rica: A Case Study of Intersectorial Action
(1988)Presenta el escenario sociopolítico de Costa Rica: historia, población, terreno, situación política; militarismo en América Central; situación económica; indicadores de salud y socioeconómicos en América Central; perfiles ...