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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 ... -
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 ... -
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 ... -
Natural hazards in Santo Domingo de Heredia, Costa Rica, Central America
(2014-03)Santo Domingo de Heredia, Costa Rica, is a county facing serious risks from natural hazards, specifically flooding, earthquakes, volcanic activity and landslides. In order to inform disaster risk reduction efforts and ... -
Natural history of Giardia infection of infants and children in rural Guatemala and its impact on physical growth
(1986-03)Longitudinal data on Giardia excretion, diarrheal disease, and physical growth during the first 3 yr of life collected more than 20 yr ago in 45 Guatemalan children were analyzed. This report describes the natural history ...