Investigación y Desarrollo: Envíos recientes
Mostrando ítems 1981-2000 de 5743
-
Article
The impact of candidates’ profile and campaign decisions in electoral results: A data analytics approach (2021)
(MDPI AG, 2021-04-02)In recent years, a wide range of techniques has been developed to predict electoral results and to measure the influence of different factors in these results. In this paper, we analyze the influence of the political profile ... -
Article
Self-efficacy, positive future outlook and school burnout in Spanish adolescents (2021)
(MDPI AG, 2021-04-02)Background: Environmental and personal circumstances during adolescence cause changes affecting students, their wellbeing, performance, self-efficacy, motivation, and aspirations for the future. The objective of this study ... -
Article
Gallstones, Body Mass Index, C-Reactive Protein, and Gallbladder Cancer: Mendelian Randomization Analysis of Chilean and European Genotype Data (2021)
(John Wiley and Sons Inc, 2021-05)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 ... -
Article
Synthesis and biological activity of new brassinosteroid analogs of type 24-nor-5β-cholane and 23-benzoate function in the side chain (2021)
(MDPI AG, 2021-05-01)Brassinosteroids are polyhydroxysteroids that are involved in different plants’ biological functions, such as growth, development and resistance to biotic and external stresses. Because of its low abundance in plants, much ... -
Article
Present discourse of the press written against the chilean State / mapuche people conflict: A critical analysis on the vision disseminated by Chilean newspapers (2021)
(Universidad Pompeu Fabra, 2020)This article analyzes opinion columns and online reports from two Chilean newspapers between 2017 and 2018, regarding the subject of the conflict between the State and the Mapuche people. The study was done from a critical ... -
Article
Insights into Hydrodeoxygenation of Furfural and Guaiacol Mixture: Experimental and Theoretical Studies (2021)
(American Chemical Society, 2021)Catalytic hydrodeoxygenations of furfural, guaiacol, and their mixture at different concentrations were carried out over a Ni/SiO2 catalyst to study the kinetic and competitive effects. Anisole was also studied to compare ... -
Article
Impact of exercise training after bariatric surgery on cardiometabolic risk factors: a systematic review and meta-analysis of controlled trials (2021)
(Springer, 2021)The purpose of this systematic review was to provide updated evidence synthesis of the effectiveness of exercise training in patients with obesity undergoing bariatric surgery to improve cardio-metabolic risk. We systematically ... -
Article
Solventless Preparation of Thoria and Its Inclusion into SiO2and TiO2: A Luminescence and Photocatalysis Study (2021)
(American Chemical Society, 2021)Thoria was prepared using a solid-state method from the macromolecular precursor Chitosan·Th(NO3)4 (chitosan) and PS-co-4-PVP·Th(NO3)4 (PVP). The morphology and the average size of ThO2 depend of the chitosan and PS-co-4-PVP ... -
Article
Assessing the three attentional networks and vigilance in the adolescence stages (2021)
(MDPI AG, 2021)Attention involves three functionally and neuroanatomically distinct neural networks: alerting, orienting, and executive control. This study aimed to assess the attentional networks and vigilance in adolescents aged between ... -
Article
Communication Styles Inventory—Brief: Adaptation and validation for Spanish nursing (2021)
(John Wiley and Sons Ltd, 2021)Healthcare attention is sometimes considered purely technical, but communication has proven to be closely related to clinical results and patient satisfaction. Therefore, evaluation of communication in the scope of healthcare ... -
Article
Gallstones, Body Mass Index, C-Reactive Protein, and Gallbladder Cancer: Mendelian Randomization Analysis of Chilean and European Genotype Data (2021)
(John Wiley and Sons Inc, 2021-05)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 ... -
Article
Synthesis and biological activity of new brassinosteroid analogs of type 24-nor-5β-cholane and 23-benzoate function in the side chain (2021)
(MDPI AG, 2021-05-01)Brassinosteroids are polyhydroxysteroids that are involved in different plants’ biological functions, such as growth, development and resistance to biotic and external stresses. Because of its low abundance in plants, much ... -
Article
The effect of infill walls made by eco materials on mechanical response, energy performance and CO2 print of residential and non-residential low-rise buildings (2021)
(Elsevier Ltd, 2021-07-15)With the aim of both reducing environmental footprint and improving technological properties, several construction materials have been successfully manufactured using using waste. However, the assessment has commonly been ... -
Article
From magneto-dielectric biocomposite films to microstrip antenna devices (2021)
(MDPI AG, 2020)Magneto-dielectric composites are interesting advanced materials principally due to their potential applications in electronic fields, such as in microstrip antennas substrates. In this work, we developed superparamagnetic ... -
Article
Mindfulness in family caregivers of persons with dementia: Systematic review and meta-analysis (2021)
(MDPI AG, 2020)Social and healthcare problems associated with dementia not only affect those who suffer from this disease, but their caregivers as well. The purpose of this study was to analyze the efficacy of mindfulness intervention ... -
Article
Association between fitness, anthropometric indices and laboratory parameters in elderly women (2021)
(NLM (Medline), 2020-12-01)BACKGROUND: Aging causes an involution of anthropometric and health indices that can affect physical fitness. AIM: To determine the influence of anthropometric and health indices on the physical fitness of elderly women. ... -
Article
Factors associated with low quality of life in Chilean adults during the COVID-19 quarantine (2021)
(NLM (Medline), 2020-12-01)BACKGROUND: The quarantine and social distancing implemented during COVID 19 pandemic may hamper the quality of life of the population. AIM: To determine the factors associated with a low quality of life during COVID 19 ... -
Article
Social frailty among older people (2021)
(NLM (Medline), 2020-12-01)Social frailty is a seldom explored concept in older people. There is dissent if it should be considered a multidimensional syndrome or it should be limited to the physical sphere. We conducted a review aiming to develop ... -
Article
Hydroxyapatite-based magnetic bionanocomposite as pharmaceuticals carriers in chitosan scaffolds (2021)
(MDPI AG, 2021)Hydroxyapatite (HA) is a bioceramic very similar to the mineral component of bones and teeth. It is well established that osteoblasts grow better onto HA-coated metals than on metals alone. Herein, the preparation of a new ... -
Article
Primary school teachers’ perspective of sexual education in Spain. A qualitative study (2021)
(MDPI AG, 2021)Sexual education is a part of the teaching-learning process that addresses cognitive, psy-chological, physical and social aspects of sexuality. The purpose of sexual education is to provide people with knowledge, abilities, ...