Artículos Científicos: Envíos recientes
Mostrando publicaciones 2341-2360 de 3929
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Neuroevolution-based adaptive antenna array beamforming scheme to improve the V2V communication performance at intersections
(2021)The opportunistic exchange of information between vehicles can significantly contribute to reducing the occurrence of accidents and mitigating their damages. However, in urban environments, especially at intersection ...
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Responsabilidad social y consumo sustentable: el caso de estudiantes de formación superior de Talca (Chile)
(2021)La presente investigación tiene como propósito explorar las prácticas de consumo sustentable socialmente responsable en estudiantes de educación superior de la ciudad de Talca (Chile). Se aplicó una encuesta a una muestra ...
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Gallstones, body mass index, C-reactive protein, and gallbladder cancer: Mendelian randomization analysis of Chilean and European genotype data
; ; ; ; ; ; ; ; ; ; ; ; Rojas, Armando
; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; (2021)
Background and Aims: Gallbladder cancer (GBC) is a neglected disease with substantial geographical variability: Chile shows the highest incidence worldwide, while GBC is relatively rare in Europe. Here, we investigate the ...
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Advanced-glycation end-products axis: A contributor to the risk of severe illness from COVID-19 in diabetes patients
Rojas, Armando; ; ; (2021)
Compelling pieces of evidence derived from both clinical and experimental research has demonstrated the crucial role of the receptor for advanced-glycation end-products (RAGE) in orchestrating a plethora of proinflammatory ...
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RGD-binding integrins and TGF-β in SARS-CoV-2 infections – novel targets to treat COVID-19 patients?
(2021)The new coronavirus SARS-CoV-2 is a global pandemic and a severe public health crisis. SARS-CoV-2 is highly contagious and shows high mortality rates, especially in elderly and patients with pre-existing medical conditions. ...
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A striking new species of Dolichomitus Smith, 1877 (Hymenoptera: Ichneumonidae; Pimplinae) from South America
(2021)Background: Dolichomitus Smith, 1877 is a genus of Darwin wasps characterised by their large bodies and long ovipositors, that includes more than 75 species worldwide, 20 of which occur in the Neotropical Region. Due to ...
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Resignification of the concept of linear inequality through graphic argumentation. The case of the noise emission norm
(2021)The objective of this research was to analyze the construction of mathematical knowledge associated with the linear inequalities that Chilean students carried out through graphic argumentation, in a modeling process framed ...
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Buen vivir (Good living): A “glocal” genealogy of a Latin American Utopia for the world
(2021)El discurso del “buen vivir” surgió a principios de siglo en el contexto de la contienda política global en torno al modelo de desarrollo prevaleciente en la intersección de múltiples actores, discursos y luchas. Una ...
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El surgimiento de la escala regional y local en el debate sobre desarrollo: reconstitución histórica y balance teórico
(2021)A partir de un ejercicio de reconstitución histórico-teórica basada en la revisión de bibliografía, en el artículo se aborda el problema de cómo las escalas regional y local han sido consideradas dentro de los enfoques y ...
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General intelligence and socioeconomic status as strong predictors of student performance in latin american schools: Evidence from pisa items
(2021)Numerous technical—scientific reports have demonstrated that student performance variability is linked to several factors, especially socioeconomic factors. For a century, differential psychology has shown that students’ ...
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Adipose tissue macrophages as a therapeutic target in obesity-associated diseases
; ; Rojas, Armando; ; ; (2021)
Obesity is an increasing problem in developed and developing countries. Individuals with obesity have a higher risk of several diseases, such as cardiovascular disease, increased risk of insulin resistance, type 2 diabetes, ...
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Unraveling the morphological variation of Triatoma infestans in the peridomestic hHabitats of Chuquisaca Bolivia: A geometric morphometric approach
(2021)Morphometrics has been used on Triatomines, a well-known phenotypically variable insect, to understand the process of morphological plasticity and infer the changes of this phenomenon. The following research was carried ...
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Synthesis of gum acacia capped polyaniline-based nanocomposite hydrogel for the removal of methylene blue dye
; ; ; abril, diana; (2021)
In this research work, a novel gum acacia capped polyaniline-based nanocomposite hydrogel (GPA NCHs) was developed and evaluated for the adsorptive removal of cationic methylene blue dye (MB) from aqueous solutions. Firstly, ...
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Nanoparticles as potential novel therapies for urinary tract infections
(2021)Urinary tract infection (UTI) is one of the most common reasons for antibiotic treatment. Nevertheless, uropathogens are steadily becoming resistant to currently available therapies. In this context, nanotechnology emerges ...
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Dehiscencia timpánica (Foramen de Huschke): a más de 300 años de su primera descripción
(2021)La dehiscencia timpánica o Foramen de Huschke se considera un rasgo craneal morfológico menor, hipostósico, no estocástico, transitorio, ubicado en la placa timpánica del hueso temporal, cuya expresión se considera fisiológica ...
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Validation of the spanish version of the death/suicide implicit association test for the assessment of suicidal behavior
(2020)Background: Suicide risk assessment is a challenging task. Patients may be ambivalent regarding their suicidal intent. Traditional risk assessment tools involve an external examiner, which can affect the validity of the ...
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Comparative analysis of conventional and emerging technologies for seawater desalination: Northern Chile as a case study
(2021)The aim of this work was to study different desalination technologies as alternatives to conventional reverse osmosis (RO) through a systematic literature review. An expert panel evaluated thermal and membrane processes ...
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English as foreign language teaching in high schools: A chilean case study
(2021)In Chile, English is taught as a foreign language and its poor performance, as per the English Proficiency Index report, is a disturbing factor now that Chile is an official member of the Organisation for Economic Cooperation ...
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El imposible duelo o la traición más justa. La política de los fantasmas en Jacques Derrida
(2021)El siguiente trabajo profundiza el acontecimiento del duelo en la filosofía de Jacques Derrida. En esta perspectiva, se comienza por el libro Glas de 1974, donde se anunciaría el duelo por la muerte del sentido. Posteriormente, ...
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Impact on teaching in times of COVID-19 pandemic: A qualitative study
; Vargas, Rodrigo; ; (2021)
This article makes an analysis of the pedagogical teaching practices used and developed by Chilean physical education teachers during the coronavirus disease 19 (COVID-19) pandemic periods. The virus from China spread ...