Repositorio UMAYOR: Envíos recientes

Mostrando ítems 921-940 de 7669

    • Construction of 0D/2D composites heterostructured of CdTe QDs/ZnO hybrid layers to improve environmental remediation by a direct Z-scheme 

      Alegria, M.; Aliaga, J.; Jofre, P.; Ballesteros, L.; Sotomayor-Torres, C.; Gonzalez, G.; Benavente, E.; Guzman, D. [Univ Mayor, Ctr Nanotecnol Aplicada, Chile] (ELSEVIER, 2021-09-19)
      Layered hybrid ZnO (2D) intercalated by myristic acid (MA) with (0D) CdTe quantum dots (QDs) was designed to increase the conversion efficiency of photochemical energy. The results showed that the introduction of CdTe QDs ...

    • Keeping zombies alive: The ER-mitochondria Ca2+ transfer in cellular senescence 

      Ahumada-Castro, Ulises [Univ Mayor, Fac Sci, Ctr Integrat Biol, Chile]; Puebla-Huerta, Andrea [Univ Mayor, Fac Sci, Ctr Integrat Biol, Chile]; Cuevas-Espinoza, Victor [Univ Mayor, Fac Sci, Ctr Integrat Biol, Chile]; Lovy, Alenka [Univ Mayor, Fac Sci, Ctr Integrat Biol, Chile]; Cesar Cardenas, J. [Univ Mayor, Fac Sci, Ctr Integrat Biol, Chile] (ELSEVIER, 2021-08-31)
      Cellular senescence generates a permanent cell cycle arrest, characterized by apoptosis resistance and a pro-inflammatory senescence-associated secretory phenotype (SASP). Physiologically, senescent cells promote tissue ...

    • In the Right Place at the Right Time: Regulation of Cell Metabolism by IP3R-Mediated Inter-Organelle Ca2+ Fluxes 

      Ahumada-Castro, Ulises [Univ Mayor, Gerosci Ctr Brain Hlth & Metab, Ctr Integrat Biol, Fac Sci, Chile]; Bustos, Galdo [Univ Mayor, Gerosci Ctr Brain Hlth & Metab, Ctr Integrat Biol, Fac Sci, Chile]; Silva-Pavez, Eduardo [Univ Mayor, Gerosci Ctr Brain Hlth & Metab, Ctr Integrat Biol, Fac Sci, Chile]; Puebla-Huerta, Andrea [Univ Mayor, Gerosci Ctr Brain Hlth & Metab, Ctr Integrat Biol, Fac Sci, Chile]; Lovy, Alenka [Univ Mayor, Gerosci Ctr Brain Hlth & Metab, Ctr Integrat Biol, Fac Sci, Chile]; Cardenas, Cesar [Univ Mayor, Gerosci Ctr Brain Hlth & Metab, Ctr Integrat Biol, Fac Sci, Chile] (FRONTIERS MEDIA SA, 2021-03-22)
      In the last few years, metabolism has been shown to be controlled by cross-organelle communication. The relationship between the endoplasmic reticulum and mitochondria/lysosomes is the most studied; here, inositol ...

    • Assédio moral no trabalho e saúde mental em trabalhadores chilenos: o papel do gênero 

      Ahumada, Magdalena; Ansoleaga, Elisa; Castillo-Carniglia, Alvaro [Univ Mayor, Ctr Invest Soc & Salud, Escuela Salud Publ, Chile] (CADERNOS SAUDE PUBLICA, 2021-04-16)
      O assédio moral no trabalho ganhou relevância nas últimas décadas devido à sua crescente magnitude e às consequências negativas sobre a saúde dos trabalhadores, sendo que existem diversos enfoques para estudá-la. Entretanto, ...

    • A decade later, reviewing floating marine debris in Northern Chilean Patagonia 

      Ahrendt, C.; DeCoite, M.; Pulgar, J.; Pozo, K.; Hinojosa, I. A.; Galban-Malagon, C. [Univ Mayor, GEMA Ctr Genom Ecol & Environm, Chile] (PERGAMON-ELSEVIER SCIENCE LTD, 2021-07-07)
      Floating marine debris (FMD) were abundantly reported in the Northern Chilean Patagonia in 2009 where seabased activities (mussel and salmon aquaculture) are responsible for most of them. Identifying the sources of FMD is ...

    • Multiplex TaqMan Real-Time PCR Assay for Sensitive Detection of Two Weevil Species (Coleoptera: Curculionidae) 

      Aguirre, Carlos; Olivares, Natalia; Hinrichsen, Patricio; Sanchez, Evelyn [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Chile] (OXFORD UNIV PRESS INC, 2021-06-04)
      Rapid and cost-efficient identification of Naupactus species is becoming a key process for the exportation of citrus fruit from Chile and other countries, considering the quarantine regulations for some species of the ...

    • Stages of change in the purchase of ultra-processed snacks among university students after the implementation of the chilean food law; a multi-center study 

      Duran Aguero, Samuel; Rojas, Jaime; Caichac, Astrid; Araneda, Jacqueline; Willson Rojas, Waleska; Buhring, Rodrigo; Pacheco, Viviana; Encina, Claudia; Ahumada, Danay; Fernandez-Salamanca, Marcelo; Neira, Ana Maria; Aravena Martinovic, Paola; Villarroel, Villarroel, Pia; Fernandez, Eloina; Moya, Jessica; Villarroel, Pia [Univ Mayor, Fac Ciencias, Escuela Nutr & Dietet, Chile]; Fernandez, Eloina [Univ Mayor, Fac Ciencias, Escuela Nutr & Dietet, Chile] (ARCHIVOS LATINOAMERICANOS NUTRICION, 2021-05-23)
      The Objective is to determine the stages of change in the behavior of university students regarding the purchase of ultra-processed snacks consumed. Multi-center study (14 Chilean universities). The participants (4,807 ...

    • The Hamstrings: Anatomic and Physiologic Variations and Their Potential Relationships With Injury Risk 

      Afonso, Jose; Rocha-Rodrigues, Silvia; Clemente, Filipe M.; Aquino, Michele; Nikolaidis, Pantelis T.; Sarmento, Hugo; Filter, Alberto; Olivares-Jabalera, Jesus; Ramirez-Campillo, Rodrigo [Univ Mayor, Fac Ciencias, Ctr Invest Fisiol Ejercicio, Chile] (FRONTIERS MEDIA SA, 2021-07-07)
      The incidence and recurrence of hamstrings injuries are very high in sports, posing elevated performance and financial-related costs. Attempts to identify the risk factors involved in predicting vulnerability to hamstrings ...

    • Strength Training versus Stretching for Improving Range of Motion: A Systematic Review and Meta-Analysis 

      Afonso, Jose; Moscao, Joao; Rocha, Tiago; Zacca, Rodrigo; Martins, Alexandre; Milheiro, Andre A.; Ferreira, Joao; Sarmento, Hugo; Clemente, Filipe Manuel; Ramirez-Campillo, Rodrigo [Univ Mayor, Fac Ciencias, Ctr Invest Fisiol Ejercicio, Chile] (MDPI, 2021-05-11)
      Background: Stretching is known to improve range of motion (ROM), and evidence has suggested that strength training (ST) is effective too. However, it is unclear whether its efficacy is comparable to stretching. The goal ...

    • Unilateral versus Bilateral Landing after Spike Jumps in Male and Female Volleyball: A Systematic Review 

      Afonso, Jose; Lima, Ricardo Franco; Laporta, Lorenzo; Paulo, Ana; Castro, Henrique de Oliveira; Costa, Gustavo De Conti Teixeira; Garcia-de-Alcaraz, Antonio; Araujo, Rui; Silva, Ana Filipa; Ardigo, Luca Paolo; Clemente, Filipe Manuel; Ramirez-Campillo, Rodrigo [Univ Mayor, Fac Ciencias, Ctr Invest Fisiol Ejercicio, Chile] (MDPI, 2021-08-06)
      Background: The spike is a key action in volleyball, and the landing technique and its asymmetries are commonly associated with an increased risk of injury. Objectives: The aim of this systematic review was to assess how ...

    • The Effectiveness of Post-exercise Stretching in Short-Term and Delayed Recovery of Strength, Range of Motion and Delayed Onset Muscle Soreness: A Systematic Review and Meta-Analysis of Randomized Controlled Trials 

      Afonso, Jose; Clemente, Filipe Manuel; Nakamura, Fabio Yuzo; Morouco, Pedro; Sarmento, Hugo; Inman, Richard A.; Ramirez-Campillo, Rodrigo [Univ Mayor, Fac Ciencias, Ctr Invest Fisiol Ejercicio, Chile] (FRONTIERS MEDIA SA, 2021-05-05)
      Background: Post-exercise (i.e., cool-down) stretching is commonly prescribed for improving recovery of strength and range of motion (ROM) and diminishing delayed onset muscular soreness (DOMS) after physical exertion. ...

    • Prevalence and co-occurrence of lifestyle risk factors for non-communicable diseases according to sociodemographic characteristics among adults Chilean residents 

      Aburto, Maria Jose; Romero, Dayna; Rezende, Leandro F. M.; Sanchez, Zila M.; Cofre Bolados, Cristian; Suarez-Reyes, Monica; Marques, Adilson; Drenowatz, Clemens; Cristi-Montero, Carlos; Ferrari, Gerson; Guzman-Habinger, Juan [Univ Mayor, Fac Ciencias. Chile]; Rios, Mario [ Univ Mayor, Fac Ciencias, Especialidad Med Deporte & Actividad Fis. Chile] (NATURE PORTFOLIO, 2021-11-04)
      To examine the prevalence and co-occurrence of lifestyle risk factors for non-communicable diseases (NCDs) according to sociodemographic characteristics in Chilean residents. A cross-sectional study based on data from 5995 ...

    • Soft or Hard? Investigating the Deformation Mechanisms of Au-Pd and Pd Nanocubes under Compression: An Experimental and Molecular Dynamics Study 

      Abad, JAD; Londono-Calderon, Alejandra; Bringa, Eduardo M. [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Santiago, Chile]; Soldano, German J.; Paz, Sergio A.; Santiago, Ulises; Mejia-Rosales, Sergio J.; Yacaman, Miguel Jose; Mariscal, Marcelo M. (AMER CHEMICAL SOC, 2021-11-18)
      In the search for new mechanisms to improve and control the mechanical properties of nanostructures, the idea of tuning the strength through composition is appealing because of the extensive experimental availability of ...

    • Medidor de vibraciones en tiempo real para helicópteros 

      Tapia Farías, Juan (Chile. Universidad Mayor, 2007-06)
      El Proyecto "Medición de Vibraciones en Tiempo Real para Helicópteros", desarrolla un sistema de medición en tiempo real de las vibraciones de los rotores a un bajo costo. De esta manera, se busca facilitar la solución del ...

    • Migración de la plataforma SAP hacia un data center de clase mundial 

      Robles Sepúlveda, Manuel Andrés (Chile. Universidad Mayor, 2007-03)
      El Proyecto "Migración de Plataforma SAP hacia un Data Center de Clase Mundial", está orientado a analizar e implementar la base tecnológica para llevar a cabo la migración de la plataforma productiva de SAP a un nuevo ...

    • Mejoramiento de sistema distanciómetro laser para la medición volumétrica de camiones forestales 

      González González, Daniel Arturo (Chile. Universidad Mayor, 2007-07)
      El Proyecto "Mejoramiento de Sistema Distanciómetro Láser para la Medición Volumétrica de Camiones Forestal", tiene como objetivo contribuir a mejorar el sistema de medición de metros ruma de entrada a la etapa de adquisición ...

    • Banco de prueba automatizado para bombas de control de fluídos de los equipos de diagnóstico clínico de Abbott Laboratorios 

      Brown Pérez, Cristian Alfredo (Chile. Universidad Mayor, 2007-08)
      El Proyecto "Banco de Prueba Automatizado para Bombas de Control de Fluídos de los Equipos de Diagnóstico Clínico de Abbott Laboratorios Chile L TDA", está orientado a satisfacer la necesidad de Abbott Laboratorios. Esta ...

    • Automatización de máquina etiquetadora formatos 350 cc y 1000 cc de néctar para Embotelladoras Chilenas Unidas 

      Saldías Bustamante, Carolina María (Chile. Universidad Mayor, 2006-08)
      El Proyecto de "Automatización de Máquina Etiquetadora Formatos 350 ce y 1000 ce de Néctar para Embotelladoras Chilenas Unidas", está orientado a modernizar el actual sistema de control de la máquina. El sistema actual ...

    • Normalización de salidas de distintos equipos mineros y enrutamiento de datos hacia unidad centralizada 

      Ramírez Zamorano, Juan Antonio (Chile. Universidad Mayor, 2006-06)
      El Proyecto "Normalización de Salidas de Equipos Mineros y Enrutamiento de Datos Centralizado", se orienta a resolver problemas que se producen durante la obtención, tratamiento, disponibilidad y transmisión de datos ...

    • Automatización de control de velocidad de máquina etiquetadora y compactadora para Procter and Gamble 

      Jiménez Romo, René Ignacio (Chile. Universidad Mayor, 2006-07)
      EL Proyecto de "Automatización de Control de Velocidad de Máquina Etiquetadora y Compactadora para Procter & Gamble S.A.", tiene corno objetivo modernizar y automatizar el actual sistema de control de la Línea de Producción ...

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