Listar INVESTIGACIÓN por título

Mostrando ítems 1000-1019 de 2524

    • Factors associated with cognitive impairment in Latin American older adults: A cross-sectional observational study of COVID-19 confinement 

      Ramos-Henderson, Miguel; Soto-Anari, Marcio; Herrera-Pino, Jorge; Porto, Maria F.; Camargo, Loida; Hesse, Heike; Ferrel-Ortega, Robert; Quispe-Ayala, Cesar; García de la Cadena, Claudia; Mendoza-Ruvalcaba, Neyda; Caldichoury, Nicole; Castellanos, Cesar; Varón, Claudia; Aguilar, Dolores; Antezana, Regulo; Martínez, Juan; Román, Norbel; Boza, Carolina; Ducassou, Alejandro [Univ Mayor Temuco, Escuela Psicol, Fac Med & Ciencias Salud, Temuco, Chile]; Saldias, Carol; López, Norman (WILEY, 2023-04)
      INTRODUCTION: The effects of COVID-19 confinement have been severe, especially in older adults. Therefore, we analyzed the factors associated with cognitive impairment (CI) in Latin America (LA). METHODS: We conducted a ...

    • Factors associated with cognitive impairment in older adults in Chile 

      Celis-Morales, Carlos [Univ Mayor, CIFE, Santiago, Chile]; Adela Martínez-Sanguinetti, Maria; María Leiva, Ana; Petermann-Rocha, Fanny; Troncoso-Pantoja, Claudia; Villagrán, Marcelo; Lanuza-Rilling, Fabian; Nazar, Gabriela; Poblete-Valderrama, Felipe; Díaz-Martínez, Ximena (SOC MEDICA SANTIAGO, 2019)
      Background: The risk factors for the development of cognitive impairment are not well known. Aim: To identify socio-demographic, lifestyle and health-related factors associated with cognitive impairment in older Chilean ...

    • Factors associated with early childhood caries in Chile 

      Moya, Patricia [Chile. Universidad Mayor]; Vidal, Carolina [Chile. Universidad Mayor]; Benadof, Dafna [Chile. Universidad Mayor] (CIENCIAS, 2016)
      Objetivo: Determinar la prevalencia y los factores asociados a la caries en niños y niñas de 2 y 4 años de edad en el sur de Chile. Métodos: Estudio transversal, con muestra probabilística de 2987 niños y niñas. Se realizaron ...

    • Factors associated with falls in older adults in chile. Analysis of the National Health Survey 2009-2010 

      Cells-Morales, Carlos [Univ Mayor, CIFE, Santiago, Chile]; María Leiva, Ana; Troncoso-Pantoja, Claudia; Adela Martínez-Sanguinetti, Maria; Petermann-Rocha, Fanny; Poblete-Valderrama, Felipe; Cigarroa Cuevas, Igor (SOC MEDICA SANTIAGO, 2019)
      Background: A decrease in functional capacity due to ageing is one of the main risk factors for falls in older people. Aim: To investigate factors associated with falls in Chilean older adults. Material and Methods: We ...

    • Factors associated with objectively measured total sedentary time and screen time in children aged 9-11 years 

      de Moraes Ferrari, Gerson Luis [Univ Mayor, Ctr Invest Fisiol Ejercicio, Santiago, Chile]; Pires, Carlos; Sole, Dirceu; Matsudo, Víctor; Katzmarzyk, Peter T.; Fisberg, Mauro (SOC BRASIL PEDIATRIA, 2019)
      Objective: To identify factors associated with total sedentary time and screen time in children aged 9-11 years. Methods: For seven consecutive days, 328 children (51.5% boys) used accelerometers to monitor total sedentary ...

    • Factors associated with sarcopenia: A cross-sectional analysis using UK Biobank 

      Celis-Morales, Carlos [Univ Mayor, Ctr Exercise Physiol Res CIFE, Santiago, Chile]; Petermann-Rocha, Fanny; Chen, Minghao; Gray, Stuart R.; Ho, Frederick K.; Pell, Jill P. (ELSEVIER IRELAND LTD, 2020)
      Introduction: The critical sociodemographic, lifestyle and diseases factors influencing sarcopenia, defined by the current European Working Group on Sarcopenia 2 (EWGSOP2) classification and cut-off points, have not yet ...

    • Facts and hypotheses about the programming of neuroplastic deficits by prenatal malnutrition 

      Burgos, Héctor [Univ Mayor, Fac Ciencias, Nucleo Disciplinar Psicol, Santiago, Chile]; Barra, Rafael; Morgan, Carlos; Saez-Briones, Patricio; Reyes-Parada, Miguel; Morales, Bernardo; Hernández, Alejandro (OXFORD UNIV PRESS INC, 2019)
      Studies in rats have shown that a decrease in either protein content or total dietary calories results in molecular, structural, and functional changes in the cerebral cortex and hippocampus, among other brain regions, ...

    • Family Stabilization Services For Unaccompanied Children In The United States 

      Hasson, Robert G.; Labella, Bianca; Diaz-Valdes, Antonia (2023)

    • Fast And Cost Effective Sars Co V 2 Variant Detection Using Oxford Nanopore Full Length Spike Gene Sequencing 

      Salazar, Cecilia; Ferres, Ignacio; Paz, Mercedes (2023)

    • Fast High-Fidelity Quantum Nondemolition Qubit Readout via a Nonperturbative Cross-Kerr Coupling 

      Ramos, T. [Univ Mayor, Fac Estudios Interdisciplinarios, DAiTA Lab, Santiago, Chile]; Dassonneville, R.; Milchakov, V.; Planat, L.; Dumur, E.; Foroughi, F.; Puertas, J.; Leger, S.; Bharadwaj, K.; Delaforce, J.; Naud, C.; Hasch-Guichard, W.; Garcia-Ripoll, J. J.; Roch, N.; Buisson, O. (AMER PHYSICAL SOC, 2020)
      Qubit readout is an indispensable element of any quantum information processor. In this work, we experimentally demonstrate a nonperturbative cross-Kerr couplingbetween a transmon and polariton mode which enables an improved ...

    • Fast simultaneous electrochemical detection of Bisphenol-A and Bisphenol-S in urban wastewater using a graphene oxide-iron nanoparticles hybrid sensor 

      Piña, Samuel; Sepúlveda, Pamela [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada CNAP, Chile]; García-García, Alejandra; Moreno-Bárcenas, Alejandra; Toledo-Neira, Carla; Salazar-González, Ricardo (PERGAMON-ELSEVIER SCIENCE LTD, 2023-11-10)
      In this work, a novel and sensitive electrochemical sensor was developed for the simultaneous determination of low concentration levels of Bisphenol-A (BPA) and Bisphenol-S (BPS) in a secondary effluent from a wastewater ...

    • Fármacos de uso frecuente en dermatología como terapia para COVID-19 

      Ortega-Pena, M. [Univ Mayor, Escuela Med, Santiago, Chile]; González-Cuevas, R. (Ediciones Doyma, S.L., 2021-02)
      Frente a la necesidad de encontrar una alternativa terapéutica que logre disminuir el impacto negativo de la COVID-19 y mejore el pronóstico actual de los pacientes, investigadores de todo el mundo se esfuerzan por aportar ...

    • FBN-1, a fibrillin-related protein, is required for resistance ofthe epidermis to mechanical deformation during c. Elegans embryogenesis 

      Yochem, John [University of Wyoming. Department of Molecular Biology]; Krieg, Michael [Department of Molecular and Cellular Physiology, Stanford University, Stanford, United States]; Calixto, Andrea [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Heiman, Maxwell G. [Estados Unidos. Boston Children’s Hospital]; Kuzmanov, Aleksandra [Estados Unidos. University of Wyoming]; Meli, Vijaykumar [Estados Unidos. University of California]; Chalfie, Martin [Estados Unidos. Columbia University]; Goodman, Miriam B. [Estados Unidos. Stanford University]; Shaham, Shai [Estados Unidos. The Rockefeller University. Laboratory of Developmental Genetics]; Frand, Alison [Estados Unidos. University of California]; Fay, David S. [Estados Unidos. University of Wyoming] (CIENCIAS, 2015)
      During development, biomechanical forces contour the body and provide shape to internal organs. Using genetic and molecular approaches in combination with a FRET-based tension sensor, we characterized a pulling force exerted ...

    • Feammox Bacterial Biofilms As An Alternative Biological Process For The Removal Of Nitrogen From Agricultural Wastewater 

      Cerda, Ambar; Gonzalez, Macarena; Rodriguez, Carolina (2023)

    • Feasibility Of The 2 Point Method To Determine The Load Velocity Relationship Variables During The Countermovement Jump Exercise 

      Castilla, Alejandro Perez; Ramirez-Campillo, Rodrigo; Fernandes, John F. T. (2023)

    • Federico Zurita Hecht El Asalto al Universo 

      Pérez Rouliez, Sebastián A.[Chile. Universidad Mayor] (Facultad de Artes, 2014)
      En momentos de incesante producción de arte obsolescente, de literatura transgénero que vende cuentos como novelas, de escritores dispuestos a usar su vida antes de ficcionar mundos, espacios públicos o contextos; justo ...

    • Feminismos en la academia de las ciencias sociales en Chile 

      Mendoza, Manuela; Sepúlveda, Denisse; Ortiz, Francisca; Flores, Bárbara [Centro de Economía y Políticas Sociales, CEAS, Universidad Mayor, Chile] (Chile. Universidad Mayor, 2023-12)
      El principal objetivo de este proyecto fue analizar las condiciones, prácticas y discursos feministas en el campo de las ciencias sociales en Chile. Esto, desde las experiencias de personas y comunidades que tienen ...

    • Feminista y mestiza: la vigencia de la cueca en el siglo XXI 

      Spencer Espinosa, Christian [Chile. Universidad Mayor. Facultad de Humanidades. Centro de Investigación en Artes y Humanidades] (Chile. Universidad Mayor, 2020-09-18)
      La cueca urbana no sólo se ha expandido, sino que además ha buscado equiparar géneros. Las mujeres han sido muy importantes en estos procesos. La cueca urbana reaparece con mucha fuerza con la recuperación de la cultura ...

    • Ferromagnetic resonance of a two-dimensional array of nanomagnets: Effects of surface anisotropy and dipolar interactions 

      Franco, A. [Univ Mayor, Nucleo Matemat Fis & Estadist, Fac Ciencias, Ave Manuel Montt 367, Santiago, Chile]; Dejardin, J-L; Vernay, F.; Kachkachi, H. (AMER PHYSICAL SOC, 2018)
      We develop an analytical approach for studying the ferromagnetic resonance (FMR) frequency shift due to dipolar interactions and surface effects in two-dimensional arrays of nanomagnets with (effective) uniaxial anisotropy ...

    • Fibro-odontoma ameloblástico de la mandíbula 

      Castellón Zirpel, María Loreto [Chile. Universidad Mayor. Facultad de Odontología]; Fariña, Rodrigo [Chile. Universidad Mayor. Facultad de Odontología]; Martínez, Benjamín [Chile. Universidad Mayor. Facultad de Odontología]; Canto, Loreto [Chile. Universidad Mayor. Facultad de Odontología]; Gunckel, Renato [Chile. Universidad Mayor. Facultad de Odontología] (Facultad de Ciencias, 2013)
      El fibro-odontoma ameloblástico (FOA) es un tumor odontogénico poco frecuente que afecta a personas jóvenes, sin predilección por género y usualmente se localiza en la zona posterior de la mandíbula. Clínicamente el paciente ...

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