Mostrando ítems 661-680 de 1852

    • The impact of cannabis legalization in Uruguay on adolescent cannabis use 

      Laqueur, Hannah; Rivera-Aguirre, Ariadne; Shev, Aaron; Castillo-Carniglia, Alvaro [Univ Mayor, Soc & Hlth Res Ctr, Chile]; Rudolph, Kara E.; Ramírez, Jessica; Martins, Silvia S.; Cerda, Magdalena (Elsevier, 2020-06)
      Background: In 2013, Uruguay became the first country in the world to legalize recreational cannabis, instituting a non-commercial state regulatory model of production and supply. This study provides the first empirical ...
    • The Microbial Composition in Circumneutral Thermal Springs from Chignahuapan, Puebla, Mexico Reveals the Presence of Particular Sulfur-Oxidizing Bacterial and Viral Communities 

      Castelan-Sánchez, Hugo Gildardo; Meza-Rodríguez, Pablo M.; Carrillo, Erika; Ríos-Vázquez, David I.; Linan-Torres, Arturo; Batista-Garcia, Ramón Alberto; Pérez-Rueda, Ernesto [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Chile]; Rojas-Ruíz, Norma Elena; Dávila-Ramos, Sonia (MDPI AG, 2020-11)
      Terrestrial thermal springs are widely distributed globally, and these springs harbor a broad diversity of organisms of biotechnological interest. In Mexico, few studies exploring this kind of environment have been described. ...
    • The Mitochondrial Unfolded Protein Response: A Hinge Between Healthy and Pathological Aging 

      Muñoz-Carvajal, Francisco [Univ Mayor, Fac Ciencias, Ctr Integrat Biol, Chile]; Sanhueza, Mario [Univ Mayor, Fac Ciencias, Ctr Integrat Biol, Chile] (Frontiers Media S.A., 2020-09)
      Aging is the time-dependent functional decline that increases the vulnerability to different forms of stress, constituting the major risk factor for the development of neurodegenerative diseases. Dysfunctional mitochondria ...
    • The negative effect of lianas on tree growth varies with tree species and seasonPalavras-chave 

      Venegas-Gonzalez, Alejandro [Univ Mayor, Fac Ciencias, Hemera Ctr Observac Tierra, Escuela Ingn Forestal, Chile]; Mello, Felipe N. A.; Schnitzer, Stefan A.; Cesar, Ricardo G.; Tomazello-Filho, Mario (Wiley-Blackwell, 2020-05)
      Lianas reduce tree growth, reproduction, and survival in tropical forests. Liana competition can be particularly intense in isolated forest fragments, where liana densities are high, and thus, host tree infestation is ...
    • Situación actual del cáncer de colon en Chile: una mirada traslacional 

      Ríos, Juvenal A. [Univ Mayor, Escuela Med, Fac Ciencias, Chile]; Francisca Barake, M.; Arce, María José; López-Kostner, Francisco; Labbe, Tomas P.; Villena, Jessica; Becerra, Sergio (Sociedad Medica de Santiago, 2020-06)
      Colorectal (CRC) is one of the most common types of cancer worldwide. Most tumors develop from an adenoma in a period of 10 to 15 years, but some may appear without previous adenomatous lesions. Seventy-five percent of ...
    • The Reprimo-Like Gene Is an Epigenetic-Mediated Tumor Suppressor and a Candidate Biomarker for the Non-Invasive Detection of Gastric Cancer 

      Alejandra Alarcón, Maria; Olivares, Wilda; Cordova-Delgado, Miguel; Muñoz-Medel, Matías; Mayo, Tomas de [Univ Mayor, Fac Sci, Sch Med, Chile]; Carrasco-Avino, Gonzalo; Wichmann, Ignacio; Landeros, Natalia; Amigo, Julio; Norero, Enrique; Villarroel-Espindola, Franz; Riquelme, Arnoldo; Garrido, Marcelo; Owen, Gareth, I.; Corvalan, Alejandro H. (MDPI Multidisciplinary Digital Publishing Institute, 2020-12)
      Reprimo-like (RPRML) is an uncharacterized member of the Reprimo gene family. Here, we evaluated the role of RPRML and whether its regulation by DNA methylation is a potential non-invasive biomarker of gastric cancer. RPRML ...
    • Time use: the role of sleep 

      Jara-Díaz, Sergio R.; Rosales-Salas, Jorge Agustín [Univ Mayor, Ctr Econ & Polit Sociales, Chile] (Elsevier Ltd., 2020-06)
      Time use models have been used to estimate the value of leisure - one of the components of the value of travel time savings - usually accepting that sleep duration is an exogenous variable. In this paper, we depart from ...
    • Time-Series of Vegetation Indices (VNIR/SWIR) Derived from Sentinel-2 (A/B) to Assess Turgor Pressure in Kiwifruit 

      Jopia, Alberto [Univ Mayor, Fac Ciencias, Hemera Ctr Observac Tierra, Escuela Agron, Chile]; Zambrano, Francisco [Univ Mayor, Fac Ciencias, Hemera Ctr Observac Tierra, Escuela Agron, Chile]; Pérez-Martínez, Waldo [Univ Mayor, Fac Ciencias, Hemera Ctr Observac Tierra, Escuela Ingn Forestal, Chile]; Molina, Julio [Univ Mayor, Fac Ciencias, Escuela Agron, Chile]; Hoz Mardones, Felipe de la (MDPI AG, 2020-11)
      Simple Summary: Measures of plant water status on kiwifruit were evaluated using Sentinel-2 (A/B) for two seasons in Central Chile. For more than ten years, Central Chile has faced drought conditions, which impact crop ...
    • Consumo de azúcares totales y su asociación con obesidad en población chilena: resultados del estudio GENADIO 

      Mardones, Lorena; Villagrán, Marcelo; Petermann-Rocha, Fanny; Maria Leiva, Ana; Celis-Morales, Carlos A. [Univ Mayor, Ctr Exercise Physiol Res CIFE, Chile]; Martínez-Sanguinetti, María Adela (Sociedad Médica de Santiago, 2020-07)
      Background: Sugar intake is a risk factor for the development of obesity. Aim: To investigate the association between total sugar intake and obesity markers in Chilean adults. Material and Methods: This cross-sectional ...
    • Association between Walking Pace and Diabetes: Findings from the Chilean National Health Survey 2016-2017 

      Cigarroa, Igor; Espinoza-Sanhueza, María José; Lasserre-Laso, Nicole; Díaz-Martínez, Ximena; Garrido-Mendez, Alex; Matus-Castillo, Carlos; Martínez-Sanguinetti, María Adela; Leiva, Ana María; Petermann-Rocha, Fanny; Parra-Soto, Solange; Concha-Cisternas, Yeny; Troncoso-Pantoja, Claudia; Martorell, Miquel; Ulloa, Natalia; Waddell, Heather; Celis-Morales, Carlos A. [Univ Mayor, Ctr Exercise Physiol Res CIFE, Chile] (MDPI Multidisciplinary Digital Publishing Institute, 2020-08)
      Background: Walking pace is a well-known indicator of physical capability, but it is also a strong predictor of type 2 diabetes (T2D). However, there is a lack of evidence on the association between walking pace and T2D, ...
    • Association between Different Modes of Travelling and Adiposity in Chilean Population: Findings from the Chilean National Health Survey 2016-2017 

      Medina, Ignacio; Petermann-Rocha, Fanny; Waddell, Heather; Díaz-Martínez, Ximena; Matus-Castillo, Carlos; Cigarroa, Igor; Concha-Cisternas, Yeny; Salas-Bravo, Carlos; Martínez-Sanguinetti, Maria A.; Celis-Morales, Carlos A. [Univ Mayor, Ctr Exercise Physiol Res CIFE, Chile] (MDPI Multidisciplinary Digital Publishing Institute, 2020-05)
      Background: Active travel has been suggested as a feasible way of increasing physical activity levels. Although international studies have demonstrated its effect over different health outcomes and adiposity, there is still ...
    • Diagnóstico médico de depresión se asocia a sospecha de deterioro cognitivo en adultos mayores 

      Nazar, Gabriela; Ulloa, Natalia; Adela Martínez-Sanguinetti, María; Leiva, Ana María; Petermann-Rocha, Fanny; Díaz Martínez, Ximena; Lanuzal, Fabián; Cigarroa, Igor; Concha-Cisternas, Yeny; Troncoso, Claudia; Mardones, Lorena; Villagrán, Marcelo; Celis-Morales, Carlos A. [Univ Mayor, Ctr Exercise Physiol Res CIFE, Chile]; Grp Invest ELHOC (Sociedad Medica de Santiago, 2020-07)
      Background: Depression has been previously associated with cognitive impairment in high income country populations. However, its association in the Chilean population has not been investigated. Aim: To investigate the ...
    • Anthropometry, dietary intake, physical activity and sitting time patterns in adolescents aged 15-17 years: an international comparison in eight Latin American countries 

      Ferrari, Gerson Luis de Moraes [Univ Mayor, Ctr Invest Fisiol Ejercicio CIFE, Chile]; Kovalskys, Irina; Fisberg, Mauro; Gómez, Georgina; Rigotti, Attilio; Cortés Sanabria, Lilia Yadira; Yepez García, Martha Cecilia; Pareja Torres, Rossina Gabriella; Herrera-Cuenca, Marianella; Zalcman Zimberg, Iona; Guajardo, Viviana; Pratt, Michael; Nogueira Previdelli, Agatha; Scholes, Shaun; Celis-Morales, Carlos A. [Univ Mayor, Ctr Exercise Physiol Res CIFE, Chile]; Solé, Dirceu; ELANS Study Group (BioMed Central Ltd., 2020-01)
      Background: Although there is high prevalence of obesity and other cardiovascular risk factors among Latin American adolescents, there is limited evidence on dietary intake and physical activity (PA) patterns in this ...
    • Analysis of theZonula occludensToxin Found in the Genome of the Chilean Non-toxigenicVibrio parahaemolyticusStrain PMC53.7 

      Pérez-Reytor, Diliana; Pavon, Alequis; López-Joven, Carmen; Ramírez-Araya, Sebastián; Pena-Varas, Carlos; Plaza, Nicolás; Alegria-Arcos, Melissa; Corsini, Gino; Jana, Víctor; Pavez, Leonardo; Pozo, Talia del [Univ Mayor, Ctr Tecnol Recursos Vegetates, Escuela Agron, Chile]; Bastias, Roberto; Blondel, Carlos J.; Ramírez, David; García, Katherine (Frontiers Media S.A., 2020-09)
      Vibrio parahaemolyticusnon-toxigenic strains are responsible for about 10% of acute gastroenteritis associated with this species, suggesting they harbor unique virulence factors.Zonula occludenstoxin (Zot), firstly described ...
    • An Eight-Year Survey for Canine Distemper Virus Indicates Lack of Exposure in the Endangered Darwin's Fox (Lycalopex fulvipes) 

      Hidalgo-Hermoso, Ezequiel; Cabello, Javier; Vega, Consuelo; Kroeger-Gómez, Hedy [Univ Mayor, Escuela Med Vet, Chile]; Moreira-Arce, Dario; Napolitano, Constanza; Navarro, Carlos; Sacristan, Irene; Cevidanes, Aitor; Di Cataldo, Sophia; Dubovi, Edward J.; Mathieu-Benson, Christian; Millan, Javier (Wildlife Disease Association, Inc., 2020-04)
      No evidence of exposure to canine distemper virus (CDV) was detected in 70 samples corresponding to 58 wild-trapped Darwin's foxes (Lycalopex fulvipes) in Chile. Given its current endangered status and it being immunologically ...
    • Formación científica en el pregrado de medicina en Chile: ¿dónde estamos? y ¿hacia dónde vamos? 

      Garrido, Francisco C.; Labbe, Tomas P.; Paris, Enrique M. [Univ Mayor, Fac Ciencias, Chile]; Ríos, Juvenal A. (Sociedad Medica de Santiago, 2020-07)
      For more than a century the training of medical professionals has been organized according to the Flexnerian model, which comprises three cycles: basic, clinical and clerkship. On the other hand, the accelerated development ...
    • Affordability, Accessibility, and Awareness in the Adoption of Liquefied Petroleum Gas: A Case-Control Study in Rural India 

      Kumar, Praveen; Dover, Robert Ethan; Díaz-Valdés Iriarte, Antonia [Univ Mayor, Humanities Fac, Soc & Hlth Res Ctr, Chile]; Rao, Smitha; Garakani, Romina; Hadingham, Sophia; Dhand, Amar; Tabak, Rachel G.; Brownson, Ross C.; Yadama, Gautam N. (MDPI AG, 2020-06)
      Interventions in the clean cooking sector have focused on improved biomass stoves in a bid to address household air pollution (HAP) in low- and middle-income countries. These initiatives have not delivered adequate health ...
    • Addressing Police Occupational Safety During an Opioid Crisis The Syringe Threat and Injury Correlates (STIC) Score 

      Beletsky, Leo; Abramovitz, Daniela; Arredondo, Jaime; Baker, Pieter; Artamonova, Irina; Marotta, Phil; Mittal, Maria Luisa; Rocha-Jimenez, Teresita [Univ Mayor, Fac Humanidades, Soc & Hlth Res Ctr, Chile]; Cepeda, Javier A.; Morales, Mario; Clairgue, Erika; Patterson, Thomas A.; Strathdee, Steffanie A. (Lippincott Williams and Wilkins Ltd., 2020-01)
      Objective: To develop and validate syringe threat and injury correlates (STIC) score to measure police vulnerability to needlestick injury (NSI). Methods: Tijuana police officers (N = 1788) received NSI training (2015 to ...
    • Active Transportation and Obesity Indicators in Adults from Latin America: ELANS Multi-Country Study 

      Guzmán Habinger, Juan [Univ Mayor, Sci Fac, Sports Med & Phys Act Specialty, Chile]; Lobos Chavez, Javiera; Mahecha Matsudo, Sandra [Univ Mayor, Sci Fac, Chile]; Kovalskys, Irina; Gómez, Georgina; Rigotti, Attilio; Cortés Sanabria, Lilia Yadira; Yepez Garcia, Martha Cecilia; Pareja, Rossina G.; Herrera-Cuenca, Marianella; Zalcman Zimberg, Iona; Guajardo, Viviana; Pratt, Michael; Cofre Bolados, Cristian; Farias Valenzuela, Claudio; Marques, Adilson; Peralta, Miguel; Leme, Ana Carolina B.; Fisberg, Mauro; Oliveira Werneck, Andre; Rodrigues da Silva, Danilo; Ferrari, Gerson (MDPI Multidisciplinary Digital Publishing Institute, 2020-10)
      Purpose: The aim of this study was to determine the association between active transportation and obesity indicators in adults from eight Latin American countries. Methods: Data from the ELANS study, an observational ...
    • Aberrant MUC1 accumulation in salivary glands of Sjogren's syndrome patients is reversed by TUDCA in vitro 

      Castro, Isabel; Albornoz, Nicolás; Aguilera, Sergio; Barrera, María-José; González, Sergio [Universidad Mayor, Chile]; Nuñez, Matilde; Carvajal, Patricia; Jara, Daniela; Lagos, Carolina; Molina, Claudio; Urzua, Ulises; Hermoso, Marcela A.; González, María-Julieta (Oxford University Press, 2020-04)
      Objectives. Xerostomia in SS patients has been associated with low quality and quantity of salivary mucins, which are fundamental for the hydration and protection of the oral mucosa. The aim of this study was to evaluate ...


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