Artículos Científicos: Envíos recientes
Mostrando publicaciones 1541-1560 de 3827
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Evaluación del uso del aprendizaje móvil en la educación STEM: Una experiencia de estudiantes universitarios en tiempos de pandemia
(2022)La pandemia ocasionada por el COVID-19 ha generado diversos problemas en el proceso de enseñanza-aprendizaje a nivel mundial, en muchos de los casos debido a la implementación apresurada de la llamada Educación Remota de ...
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First record of Odontaster penicillatus populations (Philippi, 1870) (Echinodermata: Asteroidea) in the Atacama and Antofagasta regions, Chile (Southeast Pacific)
(2022)We report for the first time the presence of local populations of the starfish Odontaster penicillatus in the regions of Atacama and Antofagasta, Chile. This finding indicates an extension of the distribution limit of 500 ...
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Plant-growth-promoting bacteria from rhizosphere of Chilean common bean ecotype (phaseolus vulgaris l.) supporting seed germination and growth against salinity stress
; ; ; ; ; ; ; Quiroz, Karla
; ; (2022)
Salinity abiotic stress is increasing day by day due to continuous global warming and climate change. This is also becoming one of the major causes behind the reduction in crop production. Plant–bacteria interaction plays ...
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The obesity paradox: associations between the body mass index and self-perceived health, depression status, and pain level in older people
(2023)Population growth and physical inactivity have led to health and social consequences derived from chronic diseases and decreased quality of life in the elderly. Some research suggests that overweight in older people may ...
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The association between walking pace and grip strength and all-cause mortality: a prospective analysis from the MAUCO cohort
(2023)Objective This study investigated the individual and combined association of walking pace and grip strength with all-cause mortality in Chilean adults. Study design 8813 participants (54.6 % women) from the MAUCO ...
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Layerwise theories for composite beams with continuous and discontinuous stresses
(2023)Due to the unique characteristics of composite materials, the study of composite beams is far more complex than the study of homogeneous beams. The finite element method has proven to be a powerful approach to analyze ...
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An opportunity for prevention: associations between the life's essential 8 score and cardiovascular incidence using prospective data from uk biobank
(2023)To investigate the association between the Life's Essential 8 (LE8) score and the incidence of four cardiovascular outcomes (ischemic heart disease, myocardial infarction, stroke, and heart failure [HF]) – separately and ...
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Machine learning modeling for the prediction of plastic properties in metallic glasses
(2023)Metallic glasses are one of the most interesting mechanical materials studied in the last years, but as amorphous solids, they differ strongly from their crystalline counterparts. This matter can be addressed with the ...
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Spanish adaptation of the Dimensional Anhedonia Rating Scale (DARS)
(2019)Background: Anhedonia is defined as the lack of enjoyment, engagement in, or energy for life's experiences. Only two scales to measure anhedonia have been adapted for use in Spanish-speaking populations. The aim of this ...
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Predictors of re-attempt in a cohort of suicide attempters: a survival analysis
(2019)Background: Suicide prevention is one of the greatest challenges in mental health policies. Since a previous suicide attempt is the main predictor of future suicidal behaviour, clinical management of suicide attempters is ...
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An approach for data mining of electronic health record data for suicide risk management: database analysis for clinical decision support
(2019)Background: In an electronic health context, combining traditional structured clinical assessment methods and routine electronic health–based data capture may be a reliable method to build a dynamic clinical decision-support ...
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Evaluation of the integrated intervention for dual problems and early action among latino immigrants with co-occurring mental health and substance misuse symptoms
(2019)Importance: Immigrants are at an increased risk for co-occurring mental health and substance misuse symptoms; however, effective treatments are lacking. Objective: To evaluate the effectiveness of the Integrated Intervention ...
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Effect of crop management intensity on energy and carbon dioxide balance of two bioenergy Sorghum bicolor hybrids
(2019)Although bioenergy sorghum has many traits that make it ideal for biofuel production, management conditions that can affect the productivity and sustainability of these systems are still poorly understood. This paper ...
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Exploratory study on the perception of additively manufactured end-use products with specific questionnaires and eye-tracking
(2019)The outreach of application domains for Additive Manufacturing (AM) is expanding and end-use products represent their next frontier. Contextually, design methods are developed for exploiting the unique AM capabilities. ...
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Uso del índice de masa corporal y porcentaje de grasa corporal en el análisis de la función pulmonar
(2019)En la actualidad la obesidad es considerada como una pandemia, además de los cambios metabólicos ya sabidos, se producen alteraciones estructurales como las generadas en el sistema ventilatorio. Sin embargo, se ha observado ...
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Características morfológicas y morfométricas del músculo aductor del hállux y sus ramos motores
(2019)El hállux se encuentra en aducción en relación al eje del pie y para mantener esta posición requiere de una adecuada alineación ósea, la que está determinada principalmente por la actividad muscular. Una de las estructuras ...
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Morfología y repercusiones diagnóstico-terapéuticas de las lesiones preneoplásicas gástricas
(2019)El carcinoma gástrico (CG) de tipo intestinal se origina en un epitelio displásico, que a su vez se desarrolla en medio de una atrofia gástrica (AG) y metaplasia intestinal (MI). La infección por Helicobacter pylori (HP) ...
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Thinking styles and computer engineering training: an empirical study
(2019)This study shows the qualitative construction of a Referential Cognitive Graduate Profile (RCGP) for the Computer Engineering program of the University of Bernardo O’Higgins (UBO) in Chile, based on the theory of Mental ...
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Chitosan capped copper oxide/copper nanoparticles encapsulated microbial resistant nanocomposite films
(2019)Chitosan (CH) capped inorganic nanomaterials have been considered as significant antibacterial materials in the clinical field. This work shows the synthesis of two new different antibacterial composite films as a result ...
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HMGB1 decreases CCR-2 expression and migration of M2 macrophages under hypoxia
; ; ; ; ; ; Rojas, Armando (2019)
Objective: The hypoxic milieu at tumor microenvironment is able to drive the behavior of infiltrating tumor cells. Considering that hypoxia-mediated HMGB1 release is known to promote tumor growth, as well to enhance the ...