Artículos Científicos: Envíos recientes
Mostrando publicaciones 161-180 de 3466
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Estado nutricional, nivel de actividad física y hábitos alimentarios, en estudiantes universitarios de la Región del Maule en periodo de pandemia por COVID-19
(2022)El presente estudio tiene como objetivo determinar los hábitos alimentarios, estado nutricional y nivel de actividad física en periodo de pandemia de estudiantes universitarios de la Región del Maule. Correspondió a un ...
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A new pachyrukhine (Notoungulata: Typotheria) from the late Early Miocene of south-central Chile
(2024)Here, we studied several Pachyrukhinae (Mammalia: Notoungulata: Typotheria: Hegetotheriidae) fossils recovered from the late Early Miocene (Santacrucian SALMA) beds of the Cura-Mallín Formation at the Laguna del Laja (Biobío ...
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Guidelines to develop computational thinking using the Bee-bot robot from the literature
(2023)The recognition that the development of Computational Thinking (CT) has been achieved in the educational systems of different countries implies, in some cases, the challenge of integrating its development into mathematics ...
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Benchmarks and geographic differences in gallbladder cancer surgery: an international multicenter study
(2023)Background High-quality surgery plays a central role in the delivery of excellent oncologic care. Benchmark values indicate the best achievable results. We aimed to define benchmark values for gallbladder cancer (GBC) ...
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A global phylogeny of butterflies reveals their evolutionary history, ancestral hosts and biogeographic origins
(2023)Butterflies are a diverse and charismatic insect group that are thought to have evolved with plants and dispersed throughout the world in response to key geological events. However, these hypotheses have not been extensively ...
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Reception of experimental pedagogy and psychology in Chile. Analysis of the intellectual influences of Wilhelm Mann, 1904–1915
(2024)This article provides a detailed analysis of the intellectual research project of Wilhelm Mann, one of the pioneers of experimental and educational psychology in Chile. Mann's work has been the object of so little analysis ...
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A Review of multilayer extreme learning machine neural networks
; Mora, Marco
; (2023)
The Extreme Learning Machine is a single-hidden-layer feedforward learning algorithm, which has been successfully applied in regression and classification problems in different research fields. The traditional algorithm ...
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Cost-effective pipeline for a rational design and selection of capsaicin analogues targeting TRPV1 channels
(2023)Transient receptor potential (TRP) channels constitute a large group of membrane receptors associated with sensory pathways in vertebrates. One of the most studied is TRPV1, a polymodal receptor tuned for detecting heat ...
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Homophobic violence and corporality among homosexual men: a theoretical proposal
(2023)This article deals with a theoretical proposal problematizing the participation of corporal materiality as a subject’s analytical and constituent dimension via the phenomenon of homophobic violence (HV) among homosexual ...
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Combined intake of sugar-sweetened beverages and sugar-containing ultra-processed foods is associated with an increase in body mass index during early childhood
(2023)Background Sugar-containing ultra-processed (SUP) foods and beverages consumption has increased globally in recent years and contributes to the rising global trends of obesity and diet-related chronic non-communicable ...
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Associations of grip strength and walking pace with mortality in stroke survivors: a prospective study from UK Biobank
(2023)Introduction Although stroke is an emerging cause of disability and mortality globally, associations between physical capability markers and mortality in stroke survivors are elusive. This study investigated the individual ...
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The crystal structure of 4-(pyren-1-yl)butyl-4-nitrobenzoate, C27H21NO4
(2023)C27H21NO4, triclinic, P 1 ‾ (no. 2), a = 7.3476(2) Å, b = 7.4894(2) Å, c = 20.5137(5) Å, α = 89.33000(10)°, β = 79.7070(10)°, γ = 67.5220(10)°, V = 1024.31(5) Å3, Z = 2, R gt (F) = 0.0536, wR ref (F 2) = 0.1792, T = 296.15 ...
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Effects of pain neuroscience education on psycho-emotional and cognitive variables in individuals with chronic musculoskeletal pain: a systematic review of randomised clinical trials
(2024)Background Chronic pain is a global problem, with a prevalence of 35–50%. This multifactorial condition is influenced by biological, psychological, and social factors. Objectives We assessed the efficacy of pain ...
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Dialoguing with Freire and Butler about chaos: a provocative organising exercise in my PhD
(2023)The sociopolitical turn in science education calls for transgressing/trespassing boundaries, troubling the hermeticism of the field that has avoided seeing itself under the lens of social, critical, or philosophical theories. ...
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Semi-supervised learning for MALDI–TOF mass spectrometry data classification: an application in the salmon industry
(2023)MALDI–TOF mass spectrometry (Matrix-Assisted Laser Desorption-Ionization (MALDI) and a Time-of-Flight detector (TOF) is a promising strategy for identifying patterns in data, establishing a relevant methodology for rapid ...
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COVID-19 anxiety, psychological well-being and preventive behaviors during the COVID-19 pandemic in Latin America and the Caribbean: relationships and explanatory model
(2024)This study assesses the relationship between COVID-19 anxiety and subjective well-being in terms of the mediating role of COVID-19 preventive behaviors. Additionally, the contribution of sociodemographic factors (sex and ...
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Functional results and feasibility of a teleprehabilitation program in patients who are candidates for elective colorectal cancer surgery during the COVID-19 pandemic
(2024)Aim To assess the value of a prehabilitation program adapted to the current COVID-19 pandemic using a teleprehabilitation modality in a public Latin American hospital. Methods The medical records of candidates for ...
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Evaluating deep learning predictions for COVID-19 from X-ray images using leave-one-out predictive densities
(2023)Early detection of the COVID-19 virus is an important task for controlling the spread of the pandemic. Imaging techniques such as chest X-ray are relatively inexpensive and accessible, but its interpretation requires expert ...
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Psychological experiments on student self-government: the early impact of Wilhelm Mann’s Work in Chile and the German Empire
(2023)One of the most important successes in the history of psychology in Chile was the foundation in 1908 of the first experimental psychology laboratory in Santiago by the German psychologist Wilhelm Mann (1974–1943). Four ...
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Recording historical variations in agricultural areas caused by landslides and river floods between 1977 and 2012 through participatory mapping in the foothills of the Atacama desert, Chile
(2023)In arid areas, rural communities can be affected by erosive phenomena caused by intense rainfall. By involving such communities in participatory mapping over the last few decades, our ability to analyse the effects of these ...