Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 1621-1640 de 5868
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The mediating role of the muscle quality index in the relation of screen time and abdominal obesity with health-related quality of life in chilean schoolchildren
(2023)Screen time (ST) and abdominal obesity have a negative effect on health-related quality of life (HRQoL). However, there is little information regarding the mediating role of the muscle quality index (MQI) in these ...
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Relationship between age and handgrip strength: proposal of reference values from infancy to senescence
(2023)Introduction: Measurement of hand grip strength (HGS) has been proposed as a key component of frailty and has also been suggested as a central biomarker of healthy aging and a powerful predictor of future morbidity and ...
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Relation between VT1, VT2, and VO2max with the special wrestling fitness test in youth wrestlers: a short report
(2023)This study investigated the relationship between peak oxygen uptake and ventilatory threshold 1 (VT1) and 2 (VT2) with the Special Wrestling Fitness Test variables. Thirteen wrestlers (male: six; female: seven) of Olympic ...
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Ética y medios digitales la tarea pendiente del mundo digital
(2023)Se elabora una crítica a los problemas de tensión entre ética y medios digitales. Se enfoca la automatización de los referentes humanos, sometidos al control digital mediante algoritmos big data, acentuándose ...
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Physical activity, seasonal sensitivity and psychological well-being of people of different age groups living in extreme environments
(2023)Physical activity can prevent many organic and mental pathologies. For people living in extreme southern high-latitude environments, weather conditions can affect these activities, altering their psychological well-being ...
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Characterization of exopolysaccharide produced by pseudomonas sp. PFAB4 for synthesis of EPS-coated AgNPs with antimicrobial properties
(2020)Thermal ecosystems like hot springs are exclusive habitat of thermotolerant microorganisms that produce exopolysaccharides (EPS). In this study, EPS produced by a hot spring origin Pseudomonas species is structurally ...
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Novel biocide based on cationic derivative of psyllium: surface modification and antibacterial activity
(2019)To circumvent the problems (such as volatilization, photolytic decomposition, chemical instability, easy permeability through the skin) associated with low molecular weight antimicrobial agents, our strategy employed graft ...
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Interdisciplinarity, mathematical modelling, and poincare's work: comparing conceptions about knowledge construction
(2019)In this work we have applied the thematic analysis methodology to extract the most relevant conceptions about mathematical modelling practices using the collected opinions from a interdisciplinary team of researchers. The ...
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Identifying the biomarker profile of pre-frail and frail people: a cross-sectional analysis from UK biobank
(2023)Objective: This study aimed to compare the biomarker profile of pre-frail and frail adults in the UK Biobank cohort by sex. Methods: In total, 202,537 participants (67.8% women, aged 37 to 73 years) were included in this ...
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Population dynamics in the face of climate change: analysis of a cubic thermal performance curve in ectotherms
(2019)The objective of this study is to perform an analysis on the effect of the increase in temperature under the context of climate change on the dynamics of a population of ectothermic organisms, which are highly susceptible ...
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A two patch model for the population dynamics of mosquito-borne diseases
(2019)In this work, a model on the interaction dynamics of mosquitoes causing vector-borne diseases is formulated, without consider the human population as dynamic variables and including mobility from eulerian approach, in which ...
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A new COVID-19 detection method based on CSK/QAM visible light communication and machine learning
(2023)This article proposes a novel method for detecting coronavirus disease 2019 (COVID-19) in an underground channel using visible light communication (VLC) and machine learning (ML). We present mathematical models of COVID-19 ...
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Relação da força de preensão manual, a competência motora e a qualidade da escrita de crianças em processo de aprendizagem e escrita
(2019)O objetivo do estudo foi verificar a influência da força de preensão manual (FPM) na competência motora (CM) e qualidade da escrita (QE) de crianças em processo de aprendizagem da escrita. Participaram do estudo 61 escolares ...
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O processo de identização docente em um curso de educação física na perspectiva de seus discentes
(2019)Este artigo traz apontamentos sobre o processo de identização docente de um curso de Licenciatura em Educação Física de uma Universidade Pública do estado do Rio Grande do Sul/Brasil na percepção dos seus discentes. ...
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What constitutes a ‘classroom problem’ for today's teacher?: an exploratory study
(2023)Teachers face situations that are difficult to solve, which affect their practices in the classroom. Teachers´ability to face problematic situations been related to educators' adaptive and metacognitive capacity. This study ...
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Reduction of high-fat diet-induced liver proinflammatory state by eicosapentaenoic acid plus hydroxytyrosol supplementation: involvement of resolvins RvE1/2 and RvD1/2
(2019)High-fat diet (HFD)-fed mice show obesity with development of liver steatosis and a proinflammatory state without establishing an inflammatory reaction. The aim of this work was to assess the hypothesis that eicosapentaenoic ...
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The bisphosphonate zoledronic acid is a TRPV1 channel inhibitor
(2023)The heat and capsaicin sensor, the transient receptor potential vanilloid type 1 (TRPV1) channel, is critically involved in pain sensation. Using compounds that activate TRPV1, such as capsaicin (CAP), produces analgesic ...
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Stability and bifurcation in the circular restricted (N + 2) -body problem in the sphere S2 with logarithmic potential
(2023)In this paper we study part of the dynamics of a circular restricted -body problem on the sphere and considering the logarithmic potential, where primaries remain in a ring type configuration (identical masses placed at ...
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Clinicians’ concerns about mobile ecological momentary assessment tools designed for emerging psychiatric problems: prospective acceptability assessment of the MEmind app
(2019)Background: Many mental disorders are preceded by a prodromal phase consisting of various attenuated and unspecific symptoms and functional impairment. Electronic health records are generally used to capture these symptoms ...
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Polyaniline-based conducting hydrogels
(2019)Conducting polymer hydrogels (CPHs) have been identified as a promising class of polymeric material for a wide range of applications such as biomedical, energy, environmental, health and agricultural domains. CPHs have ...