Results 91 to 100 of about 5,910,398 (387)

La articulación conceptual entre contar-medir y discreto-continuo [PDF]

open access: yes, 2010
En la enseñanza de las matemáticas a nivel medio superior y superior se tratan temas en los que se enfatiza la variación continua, sin relacionarse generalmente con una variación de tipo discreto, es decir, se presenta una dicotomía entre saberes ...
Fuentes, América   +2 more
core  

Machine learning for identifying liver and pancreas cancers through comprehensive serum glycopeptide spectra analysis: a case‐control study

open access: yesMolecular Oncology, EarlyView.
This study presents a novel AI‐based diagnostic approach—comprehensive serum glycopeptide spectra analysis (CSGSA)—that integrates tumor markers and enriched glycopeptides from serum. Using a neural network model, this method accurately distinguishes liver and pancreatic cancers from healthy individuals.
Motoyuki Kohjima   +6 more
wiley   +1 more source

DECLINING MOUNTAIN SNOWPACK IN WESTERN NORTH AMERICA

open access: yes, 2005
In western North America, snow provides crucial storage of winter precipitation, effectively transferring water from the relatively wet winter season to the typically dry summers.
P. Mote   +3 more
semanticscholar   +1 more source

The critical role of DNA damage‐inducible transcript 4 (DDIT4) in stemness character of leukemia cells and leukemia initiation

open access: yesMolecular Oncology, EarlyView.
Stemness properties, including quiescence, self‐renewal, and chemoresistance, are closely associated with leukemia relapse. Here, we demonstrate that DNA damage‐inducible transcript 4 (DDIT4) is induced in the hypoxic bone marrow niche and is essential for maintaining the stemness of AML1‐ETO9a leukemia cells.
Yishuang Li   +12 more
wiley   +1 more source

The prolonged Brazilian shadow of Santa Teresa de Jesús

open access: yesRevista de Estudios Brasileños, 2016
Sáez Martínez, B. (Ed.). (2015). Santa Teresa de Ávila en Brasil. Madrid: Centro de Publicaciones. Ministerio de Educación, Cultura y Deporte. The book being reviewed was originally written to fill a gap in the bibliography concerning Saint Teresa de ...
Antonio MAURA
doaj   +1 more source

Construcción del pensamiento lógico matemático, programa “CENDI PARA TODOS” [PDF]

open access: yes, 2013
Los primeros años de vida del niño se caracterizan por el rápido crecimiento, cambios que se ven notablemente influenciados por el medio circundante, y tener una importante significación para la formación de la personalidad de las futuras generaciones ...
Clemente, Damian Alejandro   +2 more
core  

Neurotoxic amyloid β‐peptide and tau produce cytokine‐like effects on PMCA in glioblastoma cell lines, enhancing its activity and isoforms expression

open access: yesFEBS Open Bio, EarlyView.
Two biomarkers of Alzheimer's disease, amyloid β‐peptide (Aβ) and tau, induce the transformation of U‐251 and other glioblastoma cell lines into neurotoxic A1‐like reactive astrocytes. This transformation is produced by cytokines and is followed by upregulation of PMCA activity and isoform expression, and is closely associated with inflammation, as ...
María Berrocal   +2 more
wiley   +1 more source

“Vigencia de la Imagen de Calibán en el Pensamiento Latinoamericano”

open access: yesEstudios Latinoamericanos, 2015
A partir de una analogía literaria en la obra la tempestad de Shakespeare con su personaje el Calibán se logra explicar la Dialéctica de la Conquista. La imagen del indio expuesta desde el lado oscuro: “la del mal salvaje”.
Sofia Reding Blase
doaj   +1 more source

RicardoGüiraldes's Américas:Reappropriation and Reacculturation inXaimaca(1923)

open access: yesStudies in Travel Writing, 2003
Travel writing, from the era of the Encounter to the present day, has played an integral role in the dialectical envisioning of Latin America and Latin American culture by Europeans, North Americans and Latin Americans alike. In my analysis of the cosmopolitan Argentine writer Ricardo Guiraldes's novel Xaimaca (1923), I tackle this writer's grappling ...
openaire   +3 more sources

Transformación de un área de servicios corporativos en unidad de negocios [PDF]

open access: yes, 2014
Interconexión Eléctrica S.A. –ISA– en su estrategia de internacionalización, ha identificado la necesidad de transformar la Gerencia Proyectos de Infraestructura (hasta ahora Área de Servicios Corporativos) en Unidad de Negocios -- Esta transformación ...
Bustamante Álvarez, América   +1 more
core  

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