Artículos Científicos: Envíos recientes
Mostrando ítems 461-480 de 617
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Scale-Up of Capsular Polysaccharide Production Process by Haemophilus influenzae Type b Using kLa Criterion
(MDPI, 2022-08-25)Acceso abiertoPolyribosyl-ribitol-phosphate (PRP) from Haemophilus influenzae type b (Hib) is an active immunizing molecule used in the production of the vaccine against H. influenzae, and industrial production could contribute to ... -
Role Play as a Methodological Strategy to Develop Socio-emotional Skills in University Students
(WOLTERS KLUWER MEDKNOW PUBLICATIONS, 2022-09-22)Acceso abiertoEmotions and education are closely related, since adequate emotional management is required to face academic challenges favorably. Socio-emotional skills are personal resources for effectively managing personal and social ... -
Product Innovation, Market Intelligence and Pricing Capability as a Competitive Advantage in the International Performance of Startups: Case of Peru
(MDPI, 2022-08-28)Acceso abierto“Since the COVID-19 pandemic arrived, various options have been created to export products, with the creation and development of startups becoming a viable and significant option. Previous research has described the ... -
Prevalence of parents' non-intention to vaccinate their children and adolescents against COVID-19: A comparative analysis in Colombia and Peru
(Elsevier Ltd, 2022-08-02)Acceso abiertoWe aimed to estimate the prevalence and factors associated with parents’ non-intention to vaccinate their children and adolescents against COVID-19 in Colombia and Peru. We performed a secondary analysis using a database ... -
Prevalence and Factors Associated with Gaming Disorder in Latin America and the Caribbean: A Systematic Review
(MDPI, 2022-08-15)Acceso abierto“We aimed to determine the prevalence and factors associated with gaming disorder (GD) in the population of Latin America and the Caribbean (LAC). A systematic review was performed (PROSPERO protocol registration: ... -
Post-Traumatic Stress Disorder after the 6.1 Magnitude Earthquake in Piura, Peru: A Cross-Sectional Study
(MDPI, 2022-09-03)Acceso abierto“: In Peru, major disasters like the 2007 Pisco earthquake have produced high rates of posttraumatic stress. However, evidence is still needed to strengthen interventions. In 2021, a major earthquake struck Piura, in ... -
Factores personales en la percepción hacia las tecnologías de información y comunicación que influyen en la competencia digital en docentes de posgrado
(AUFOP, 2022-01-30)Acceso abiertoEl objetivo fue determinar los factores personales en la percepción hacia las TIC que influyen en la CDen docentes de posgrado. Estudio cuantitativo, correlacionaly no experimental. La muestra fue 144 docentes. Se utilizaron ... -
Poverty, Household Structure and Consumption of Foods Away from Home in Peru in 2019: A Cross-Sectional Study
(MDPI, 2022-08-23)Acceso abiertoThe aim of this study was to evaluate the probability of buying food away from home according to the type of household using the logit model, as well as the sociodemographic characteristics of the heads of household, and ... -
Factores personales en la percepción hacia las tecnologías de información y comunicación que influyen en la competencia digital en docentes de posgrado
(AUFOP, 2022-01-30)Acceso abiertoEl objetivo fue determinar los factores personales en la percepción hacia las TIC que influyen en la CDen docentes de posgrado. Estudio cuantitativo, correlacionaly no experimental. La muestra fue 144 docentes. Se utilizaron ... -
Psychometric evidence of a new short version in Spanish of the COVID-19 impact scale: A study based on confirmatory factor analysis, graded response model, multigroup analysis, and path analysis
(MODESTUM LTD, 2022-08-20)Acceso abierto“The aim of the study was to translate and evaluate the psychometric evidence of the Spanish version of the COVID19 impact scale in the general population of Peru, to measure psychological stress responses produced by ... -
Meaning of life questionnaire (MLQ) in peruvian undergraduate students: study of its psychometric properties from the perspective of classical test theory (CTT)
(BioMed Central Ltd, 2022-08-24)Acceso abierto“Background: The study of the meaning of life is essential since it plays a protective role in the mental health of university students. However, no studies have shown the adequate psychometric functioning of the MLQ in ... -
Functioning of the EROS-R Scale in a Clinical Sample of Psychiatric Patients: New Psychometric Evidence from the Classical Test Theory and the Item Response Theory
(MDPI, 2022-08-15)Acceso abierto“Reliable and valid assessment instruments that can be applied briefly and easily in clinical and outpatient settings that provide information about the sources of reinforcement that the patient finds in his life are ... -
Optimization of Synthesis of Silver Nanoparticles Conjugated with Lepechinia meyenii (Salvia) Using Plackett-Burman Design and Response Surface Methodology—Preliminary Antibacterial Activity
(MDPI, 2022-08-31)Acceso abierto“In the present investigation, an ethanolic fraction (EF) of Lepechinia meyenii (salvia) was prepared and fractionated by gradient column chromatography, and the main secondary metabolites present in the EF were identified ... -
Network analysis of the relationships between conspiracy beliefs towards COVID-19 vaccine and symptoms of fear of COVID-19 in a sample of latin american countries
(SPRINGER, 2022-09-07)Acceso abierto“The present study examined how conspiracy beliefs about COVID-19 vaccines specifcally relate to symptoms of fear of COVID-19 in a sample of four South American countries. A total of 1785 people from Bolivia, Colombia, ... -
Mobile Applications for the Implementation of Health Control against Covid-19 in Educational Centers, a Systematic Review of the Literature
(SCIENCE & INFORMATION SAI ORGANIZATION LTD, 2022)Acceso abierto“—A health crisis caused by the SARS-CoV-2 virus is still ongoing. That is why an important factor for the resumption of on-site classes is the creation of sanitary measures to help control Covid-19. The present research ... -
MnO2-Ir Nanowires: Combining Ultrasmall Nanoparticle Sizes, O-Vacancies, and Low Noble-Metal Loading with Improved Activities towards the Oxygen Reduction Reaction
(MDPI, 2022-09-01)Acceso abierto“Although clean energy generation utilizing the Oxygen Reduction Reaction (ORR) can be considered a promising strategy, this approach remains challenging by the dependence on high loadings of noble metals, mainly Platinum ... -
Design and validation of the Brand Personality Scale in Tourist Destinations
(LLC CPC BUSINESS PERSPECTIVES, 2022-04-01)Acceso abierto“The new modality caused by COVID-19 has significantly affected tourism, from the decrease in demand and the deterioration of facilities due to lack of budget to the point of becoming unattractive. In response to this, ... -
Depression in healthcare workers from the COVID-19 Care and Isolation Center - Villa Panamericana: a single-center prospective study in Peru
(INST ISRAELITA ENSINO & PESQUISA ALBERT EINSTEIN, 2022-04-13)Acceso abierto“Objective Depression is a mental problem that affects the well-being of healthcare workers, impacting the quality of care and even leading to commit suicide. We aim to the levels of depression in frontline healthcare ... -
Combining visual rating scales to identify prodromal Alzheimer's disease and Alzheimer's disease dementia in a population from a low and middle-income country
(FRONTIERS MEDIA SA, 2022-09-01)Acceso abierto“Background: Many low- and middle-income countries, including Latin America, lack access to biomarkers for the diagnosis of prodromal Alzheimer's Disease (AD; mild cognitive impairment due to AD) and AD dementia. MRI visual ... -
Caracterización del patrón alimentario de las personas mayores de Iberoamérica en tiempos de pandemia por COVID 19
(SOC ESPANOLA DIETETICA & CIENCIAS ALIMENTACION-SEDCA, 2022-08-25)Acceso abierto“Objetivo: Caracterizar el perfil alimentario de las Personas Mayores de Iberoamérica en tiempos de pandemia por COVID 19. Material y métodos: Estudio multicéntrico en 12 países de Iberoamérica, se aplicó una encuesta ...