Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 2541-2560 de 5766
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Gastric tumor microenvironment
Rojas, Armando
; ; ; (2020)
A compelling body of evidence has demonstrated that gastric cancer has a very particular tumor microenvironment, a signature very suitable to promote tumor progression and metastasis. Recent investigations have provided ...
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Extreme learning machine-based receiver for multi-user massive MIMO systems
(2021)An extreme learning machine (ELM)-based receiver for multi-user massive MIMO systems is introduced. The proposed ELM combining method, defined in the complex plane, is designed to directly perform MIMO combining processing ...
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Does insulin-like growth factor moderate the association between height and risk of cancer at 24 sites?
(2020)Background: Whether the association of height with cancers differs by insulin-like growth factors has not been fully elucidated. Therefore, this study aimed to investigate the sex-specific associations between height and ...
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Análisis de las actividades sobre variabilidad estadística en los libros de texto de educación secundaria: una mirada desde las propuestas internacionales
(2021)El propósito de este trabajo es analizar las actividades sobre variabilidad en los libros de texto de educación secundaria, que proporciona gratuitamente el Ministerio de Educación chileno, de acuerdo con las directrices ...
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Territoriality, environment and hybrid governance tensions in alternative food network. Cases of small-scale viticulture in Chile
(2021)Viticulture and wine making are a key part of the socio-ecological landscape of central and south-central Chile. The sector is comprised of both dominant export-oriented companies (oriented to monoculture and agribusiness) ...
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Bacterial and enzymatic degradation of poly(cis-1,4-isoprene) rubber: Novel biotechnological applications
(2020)Poly(cis-1,4-isoprene) rubber is a highly demanded elastomeric material mainly used for the manufacturing of tires. The end-cycle of rubber-made products is creating serious environmental concern and, therefore, different ...
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Evaluation of university students motivation in learning kinematics through M-learning
(2020)M-learning is a pedagogical tool that involves the active and dominant presence of mobile technologies in the classroom, demonstrating its effectiveness in meaningful learning, which is why its implementation is increasingly ...
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Didáctica e inclusión en las aulas de matemática. Análisis de un caso en Chile
(2021)El artículo muestra, en dos apartados centrales, una temática educativa de gran relevancia vinculada a las necesidades educativas especiales y cómo estas han sido abordadas desde la incorporación de la educación especial ...
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Responsabilidad social del estudiante universitario en El Salvador: género y territorio
(2020)La responsabilidad social es un modelo, estrategia y filosofía de vida, que tiene su asidero en las prácticas éticas personales, las que condicionan el comportamiento colectivo de las organizaciones. Dichas acciones, pueden ...
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Consideraciones teóricas y éticas del reconocimiento facial de las emociones en contexto de pandemia
Almonacid Díaz, Cristhian (2020)
Facial recognition is a technology that is used to control people in order to fight the impacts of COVID-19. However, this technology has been used formany years in many economical, social and political areas. This work ...
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The emerging therapeutic potential of nitro fatty acids and other michael acceptor-containing drugs for the treatment of inflammation and cancer
(2020)Nitro fatty acids (NFAs) are endogenously generated lipid mediators deriving from reactions of unsaturated electrophilic fatty acids with reactive nitrogen species. Furthermore, Mediterranean diets can be a source of NFA. ...
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Aproximación a la retención de talento. Enfoque employer branding en las universidad
(2020)Este estudio analiza los factores de retención laboral más valorados por académicos de tres universidades en Chile. La investigación es de tipo cualitativo, descriptivo transversal, y se implementó a través de una entrevista, ...
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Breaking symmetry. Fluctuating asymmetry and geometric morphometrics as tools for evaluating developmental instability under diverse agroecosystems
(2020)Fluctuating asymmetry (FA), in contrast with other asymmetries, is the bilateral asymmetry that represents small, random developmental differences between right and left sides. After nearly a century of using traditional ...
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Valoración de los factores que determinan la atracción laboral de las empresas desde la perspectiva de los futuros colaboradores
(2020)Este estudio analiza los factores de atracción y retención laboral más valorados por alumnos de último año y recién egresados de las tres principales facultades de negocio de la región del Maule (Chile). Esta investigación ...
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Exposición a plaguicidas en Chile y salud poblacional. Urgencia para la toma de decisiones
(2021)In the last 25 years, Chile has had an expanding role as an agro-export country in the global economy, with efficient rates of productivity in the region, based on the technological development of agriculture, with of large ...
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Synthesis of calix[4]arenes bearing thiosemicarbazone moieties with naphthalene groups. Highly selective turn off/on fluorescent sensor for Cu(II) recognition
(2021)Calix[4]arenes-based fluorescent chemosensors containing thiosemicarbazone as a binding site and naphthalene as a fluorogenic unit in a 1,3-alternate (L1) and cone (L2) conformation, were synthesized and examined for their ...
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Consumo de azúcares totales y su asociación con obesidad en población chilena - Resultados del estudio GENADIO
(2020)Background: Sugar intake is a risk factor for the development of obesity. Aim: To investigate the association between total sugar intake and obesity markers in Chilean adults. Material and Methods: This ...
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Maximum oxygen consumption. Validity of the run test of 20 meters and proposal of equations for prediction in young people
(2020)The purpose of this study was: (a) to verify the validity of a 20 m round trip run test for young athletes; and (b) to propose regression equations for predicting V[O.sub.2] max in young athletes. The sample for this study ...
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Diagnóstico médico de depresión se asocia a sospecha de deterioro cognitivo en adultos mayores
(2020)Background: Depression has been previously associated with cognitive impairment in high income country populations. However, its association in the Chilean population has not been investigated. Aim: To investigate ...