Artículos Científicos: Envíos recientes
Mostrando publicaciones 341-360 de 3466
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Optimal rotation age in fast growing plantations: a dynamical optimization problem
(2024)Forest plantations are economically and environmentally relevant, as they play a key role in timber production and carbon capture. It is expected that the future climate change scenario affects forest growth and modify the ...
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Levels of teacher performance in formative assessment in multigrade and single-grade classrooms
(2024)Formative assessment is an evaluative practice developed in the classroom for the improvement of learning using evidence on student progression. The objective of this research is to compare sample groups from multigrade ...
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A pulmonary rehabilitation program is an effective strategy to improve forced vital capacity, muscle strength, and functional exercise capacity similarly in adults and older people with post-severe COVID-19 who required mechanical ventilation
(2024)Background It is internationally known that our population is aging. At the same time, some patients with COVID-19, due to their symptoms, required mechanical ventilation (MV) and subsequent pulmonary rehabilitation (PR). ...
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Thimor de Manuel Astica: Una mirada al relato utópico desde la ecocrítica
(2024)El personaje de la novela Thimor (1932) de Manuel Astica viaja por el Pacífico decidido a encontrar el mítico continente de Lemuria y relata en su bitácora los cuestionamientos a sus propios principios morales, alterados ...
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Large conductance voltage-and calcium-activated K+ (BK) channel in health and disease
(2024)Large Conductance Voltage- and Calcium-activated K+ (BK) channels are transmembrane pore-forming proteins that regulate cell excitability and are also expressed in non-excitable cells. They play a role in regulating vascular ...
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Emerging and multifaceted potential contributions of polyphenols in the management of type 2 diabetes mellitus
; ; ; ; ; Rojas, Armando
(2024)
Type 2 diabetes mellitus (T2DM) is recognized as a serious public health concern with a considerable impact on human life, long-term health expenditures, and substantial health losses. In this context, the use of dietary ...
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Anaerobic co-digestion of agro-industrial waste mixtures for biogas production: an energetically sustainable solution
(2024)In a climate crisis, searching for renewable energy sources is urgent and mandatory to achieve a low-carbon society. The food industry is an attractive source for providing different organic waste with great potential ...
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Validation of the GAEU-1 Acale to assess the learning management of university students
; ; Lepe Martinez, Nancy Fabiola; ; ; (2023)
Introduction: The self-management of university learning encompasses a series of aspects that allow students to be conscious and autonomous in their professional training. Objective: In this article, we present the process ...
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Children’s perception of food parenting practices: adaptation and validation of the comprehensive feeding practices questionnaire in Chilean adolescents
(2024)Introduction: Assessment of the Comprehensive Feeding Practices Questionnaire in adolescents (CFPQ-Teen) is still limited, with no evaluation of the measurement invariance. The participants comprised 473 Chilean adolescents ...
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Towards a gendered STEAM education approach: building a comprehensive model to strengthen girls’ and students with non-conforming gender identities’ STEAM trajectories in Chilean public schools
(2024)There is worldwide recognition of the gender gap in STEAM careers. Throughout the world, women are under-represented in STEAM jobs. The explanation for this lies much earlier in girls’ educational trajectories. The ...
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Funciones ejecutivas y gestión del aprendizaje autorregulado en estudiantes de carreras de medicina y salud
(2024)Introducción: Las funciones ejecutivas (FE) son uno de los componentes más relevantes para el éxito académico de niños(as) y jóvenes, porque permite la regulación eficaz de procesos cognitivos, el ajuste social y el buen ...
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Exploring the relationship between physical literacy levels, engagement and emotionality in physical education classes
(2024)For the researchers, physical literacy (AFi) is the objective to be achieved in Physical Education, for seeking competent subjects, capable of adhering to physical activity throughout their lives, with continuous personal, ...
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Cholangiohydatidosis. Clinical features, postoperative complications and hospital mortality. A systematic review
(2024)Background Cholangiohydatidosis (CH) is an evolutionary complication of hepatic cystic echinococcosis, associated with increased morbidity and mortality. The aim of this study was to describe the available evidence regarding ...
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The controlled release of abscisic acid (ABA) utilizing alginate–chitosan gel blends: a synergistic approach for an enhanced small-molecule delivery controller
(2024)The integration of abscisic acid (ABA) into a chitosan–alginate gel blend unveils crucial insights into the formation and stability of these two substances. ABA, a key phytohormone in plant growth and stress responses, is ...
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Organogenesis of plant tissues in colchicine allows selecting in field trial blueberry (Vaccinium spp. cv Duke) clones with commercial potential
(2024)Plants’ genetic improvement continues to be crucial for modern agriculture, while biotechnology can offer efficient tools that enhance the selection and recommendation processes of elite clones. This work established a ...
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A seed-borne endophyte mediates plant drought responses and intergenerational effects on seed characteristics
(2024)Global warming is expected to increase drought severity in diverse environments, impacting plant performance. Plants acclimate to drought by mechanisms like stomatal closure and osmotic adjustment. Maternally inherited ...
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Multitarget anti-parasitic activities of isoquinoline alkaloids isolated from Hippeastrum aulicum (Amaryllidaceae)
(2024)Background Chagas disease and leishmaniasis affect a significant portion of the Latin American population and still lack efficient treatments. In this context, natural products emerge as promising compounds for developing ...
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Speaker counting by scattered microphone array based on DOA and eigenvalue estimations in adverse environments
(2023)In this paper, a smart subband system for speaker counting is proposed by scattered microphone array (SMA) and using direction of arrival (DOA) estimation with adaptive eigenvalue decomposition (AED). Firstly, the recorded ...
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Detection of epileptic seizures by analysis of electroencephalogram based on Wavelet transform
(2023)In recent years, some novel methods have been developed for the detection of diseases based on biomedical signals. In this article, a method for the automated detection of epilepsy seizures is presented by analyzing ...
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Fish prey of the peruvian tern sternula lorata along the northern coast of Chile
(2024)Scarce information is available on the trophic ecology and feeding habitats of the Peruvian Tern Sternula lorata. We searched 15 Peruvian Tern colonies along the coast of northern Chile during the breeding seasons of 2008 ...