Repositorio Académico de la Universidad de Chile: Recent submissions

Now showing items 41121-41140 of 101786

    • A role for the endocannabinoid system in hepatic steatosis Sistema endocanabinoide y desarrollo de esteatosis ... 
      Valenzuela, Carina; Castillo, Valeska; Ronco Macchiavello, Ana María; Aguirre, Carolina; Hirsch Birn, Sandra; Llanos Silva, Miguel (Sociedad Medica de Santiago, 2014)
      The endocannabinoid system (SEC) is an important modulator of several metabolic functions. This system is composed by cannabinoid receptors type 1 and 2 (RCB1 and RCB2), their endogenous ligands, known as endocannabinoids, ...
    • The referendum in Latin America: An analysis from a comparative law approach El referéndum en Latinoamérica: ... 
      Soto Barrientos, Francisco (Universidad Nacional Autonoma de Mexico, 2013)
      This paper tells of the proliferation in recent decades, formulas referendums in Latin American constitutions. The comparative analysis of this mechanism to identify severalunique features in the treatment of this formula ...
    • Recommendations of the ethics committee of the Chilean Society of Nephrology for the management of ethical ... 
      Vukusich, Antonio; Catoni, María Isabel; Salas, Sofía P.; Valdivieso, Andrés; Roessler, Emilio (Sociedad Medica de Santiago, 2014)
      There are different approaches to treat patients with End Stage Renal Disease (ESRD): hemodialysis, peritoneal dialysis, renal transplantation and conservative medical management. The choice of the best therapy for each ...
    • Recent insights and therapeutic perspectives of angiotensin-(1-9) in the cardiovascular system 
      Ocaranza, María Paz; Michea Acevedo, Luis; Chiong Lay, Mario; Lagos, Carlos F.; Lavandero González, Sergio; Jalil Milad, Jorge (Portland Press Ltd, 2014)
      Chronic RAS (renin-angiotensin system) activation by both AngII (angiotensin II) and aldosterone leads to hypertension and perpetuates a cascade of pro-hypertrophic, pro-inflammatory, pro-thrombotic and atherogenic effects ...
    • How to read a systematic review and meta-analysis and apply the results to patient care: Users' guides to ... 
      Murad, Mohammad Hassan; Montori, Victor M.; Ioannidis, John P A; Jaeschke, Roman; Devereaux, P. J.; Prasad, Kameshwar; Neumann, Ignacio; Carrasco Labra, Alonso; Agoritsas, Thomas; Hatala, Rose; Meade, Maureen O.; Wyer, Peter; Cook, Deborah J.; Guyatt, Gordon H. (American Medical Association, 2014)
      Clinical decisions should be based on the totality of the best evidence and not the results of individual studies. When clinicians apply the results of a systematic review or meta-analysis to patient care, they should start ...
    • Does kyphotic deformity correlate with functional outcomes in fractures at the thoracolumbar junction treated ... 
      Schulz, Ronald; Melcher, Robert P.; Garib, Miguel Cumsille; Schulz, Hermann; Weissman, Karen; Harms, Jürgen (Springer-Verlag France, 2014)
      Sagittal balance and its relationship with back pain and functional outcomes has become an important factor in the management of thoracolumbar fractures. The kyphosis threshold at the thoracolumbar junction (TLJ) that ...
    • Hair morphology in androgenetic alopecia: Sonographic and electron microscopic studies 
      Wortsman, Ximena; Guerrero, Robinson; Wortsman, Jacobo (John Wiley and Sons Ltd, 2014)
      Objectives-To assess hair morphology in androgenetic alopecia on sonography and electron microscopy. Methods-A prospective study was performed in 33 patients with androgenetic alopecia and 10 unaffected control participants. ...
    • Surgical sutures filled with adipose-derived stem cells promote wound healing 
      Reckhenrich, Ann Katharin; Kirsch, Bianca Manuela; Wahl, Elizabeth Ann; Schenck, Thilo Ludwig; Rezaeian, Farid; Harder, Yves; Foehr, Peter; Machens, Hans Günther; Egaña, José Tomás (Public Library of Science, 2014)
      Delayed wound healing and scar formation are among the most frequent complications after surgical interventions. Although biodegradable surgical sutures present an excellent drug delivery opportunity, their primary function ...
    • Gene expression in superior temporal cortex of schizophrenia patients 
      Sellmann, C.; Pildaín, L. Villarín; Schmitt, A.; Leonardi-Essmann, F.; Durrenberger, P. F.; Spanagel, R.; Arzberger, T.; Kretzschmar, H.; Zink, M.; Gruber, O.; Herrera-Marschitz Muller, Mario; Reynolds, R.; Falkai, P.; Gebicke-Haerter, P. J.; Matthäus, F. (Dr. Dietrich Steinkopff Verlag GmbH and Co. KG, 2014)
      We investigated gene expression pattern obtained from microarray data of 10 schizophrenia patients and 10 control subjects. Brain tissue samples were obtained postmortem; thus, the different ages of the patients at death ...
    • Impact of a nutrition education intervention in teachers, preschool and basic school-age children in ... 
      Vio del Río, Fernando Tomás; Salinas, Judith; Montenegro, Edith; González, Carmen Gloria; Lera Marques, Lydia (Grupo Aula Medica S.A., 2014)
      Objective: To assess the impact of a nutrition education program for teachers in the nutritional status, food knowledge and food consumption of their pre basic and basic students, and in the controls. Materials and methods: ...
    • Vitamin B12 deficiency associated with high doses od metformin in older people diabetic Déficit de vitamina ... 
      Sánchez R., Hugo; Masferrer, Dominique; Lera Marques, Lydia; Arancibia, Estrella; Ángel, Bárbara; Albala Brevis, Cecilia (Grupo Aula Medica S.A., 2014)
      Introduction: The aim of the study was to estimate if B12 deficiency is associated with the use of metformin in the elderly diabetics. Methods: Case-control study in diabetic OP. Cases (n = 137) were defined as elderly ...
    • Melanocytes and melanin represent a first line of innate immunity against Candida albicans 
      Tapia, Cecilia; Falconer, Maryanne; Tempio, Fabián; Falcón, Felipe; López, Mercedes; Fuentes, Marisol; Alburquenque, Claudio; Amaro, José; Bucarey, Sergio A.; Nardo, Anna Di (Oxford University Press, 2014)
      Melanocytes are dendritic cells located in the skin and mucosae that synthesize melanin. Some infections induce hypo-or hyperpigmentation, which is associated with the activation of Toll-like receptors (TLRs), especially ...
    • Serotonin (5-HT) regulates neurite outgrowth through 5-HT1A and 5-HT7 receptors in cultured hippocampal neurons 
      Rojas, Paulina S.; Neira, David; Muñoz, Mauricio; Lavandero González, Sergio; Fiedler Temer, Jenny (John Wiley and Sons Inc., 2014)
      Serotonin (5-HT) production and expression of 5-HT receptors (5-HTRs) occur early during prenatal development. Recent evidence suggests that, in addition to its classical role as a neurotransmitter, 5-HT regulates neuronal ...
    • Interplay between the oxidoreductase PDIA6 and microRNA-322 controls the response to disrupted endoplasmic ... 
      Groenendyk, Jody; Peng, Zhenling; Dudek, Elzbieta; Fan, Xiao; Mizianty, Marcin J.; Dufey, Estefanie; Urra, Hery; Sepulveda, Denisse; Rojas-Rivera, Diego; Lim, Yunki; Kim, Do Han; Baretta, Kayla; Srikanth, Sonal; Gwack, Yousang; Ahnn, Joohong; Kaufman, Randal J.; Lee, Sun (American Association for the Advancement of Science, 2014)
      The disruption of the energy or nutrient balance triggers endoplasmic reticulum (ER) stress, a process that mobilizes various strategies, collectively called the unfolded protein response (UPR), which reestablish homeostasis ...
    • Breeding and parental behaviour in the glass frog Centrolene savagei (Anura: Centrolenidae) 
      Vargas-Salinas, Fernando; Quintero-Ángel, Andrés; Osorio-Domínguez, Daniel; Rojas-Morales, Julián Andrés; Escobar-Lasso, Sergio; Gutiérrez-Cárdenas, Paul David Alfonso; Rivera-Correa, Mauricio; Amézquita, Adolfo (Taylor and Francis Ltd., 2014)
      We examine factors that influence male mating success in the glass frog Centrolene savagei; in addition, we describe courtship behaviour, oviposition and early parental behaviour. Fieldwork was conducted in the Colombian ...
    • Test Your Memory - Spanish version (TYM-S): A validation study of a self-administered cognitive screening test 
      Muñoz Neira, Carlos Eduardo; Henríquez Chaparro, Fernando; Delgado, Carolina; Brown, Jerry; Slachevsky Chonchol, Andrea (John Wiley and Sons Ltd, 2014)
      ObjectivesTo develop the Test Your Memory (TYM) - Spanish version (TYM-S), a self-administered cognitive screening test, in a Chilean older sample and to estimate its psychometric properties and diagnostic accuracy. ...
    • Pilot nutrition and physical activity intervention for preschool children attending daycare centres (JUNJI); ... 
      Salazar Rodríguez, Gabriela; Vásquez Vergara, Fabián; Concha, Fernando; Rodríguez, María del Pilar; Berlanga, María del Rocío; Rojas, Juanita; Muñoz, Alvaro; Andrade, Margarita (Grupo Aula Medica S.A., 2014)
      Introduction: A pilot intervention was conducted to promote physical activity and nutrition in public preschool education (near half a million children in Chile), in order to prevent obesity. Objective: To assess the primary ...
    • Vegetable oils rich in alpha linolenic acid allow a higher accretion of n-3 LCPUFA in the plasma, liver and ... 
      Valenzuela, R.; Barrera, C.; Ayala, J. M.; Sanhueza, J.; Valenzuela, A. (Instituto de la Grasa, 2014)
      ALA is the precursor of EPA and DHA and its dietary availability is limited. Vegetable oils rich in ALA (48–64%) are alternatives for increasing its consumption. The conversion of ALA into EPA and DHA and the ratio ...
    • Perinatal asphyxia: CNS development and deficits with delayed onset 
      Herrera-Marschitz Muller, Mario; Neira-Pena, Tanya; Rojas-Mancilla, Edgardo; Espina Marchant, Pablo; Esmar, Daniela; Perez, Ronald; Muñoz, Valentina; Gutierrez-Hernandez, Manuel; Rivera, Benjamin; Simola, Nicola; Bustamante, Diego; Morales, Paola; Gebicke-Haerter, Peter J. (Frontiers Research Foundation, 2014)
      Perinatal asphyxia constitutes a prototype of obstetric complications occurring when pulmonary oxygenation is delayed or interrupted. The primary insult relates to the duration of the period lacking oxygenation, leading ...
    • Modeling acclimatization by hybrid systems: Condition changes alter biological system behavior models 
      Assar, Rodrigo; Montecino, Martín A.; Maass Sepúlveda, Alejandro; Sherman, David J. (Elsevier Ireland Ltd, 2014)
      In order to describe the dynamic behavior of a complex biological system, it is useful to combine models integrating processes at different levels and with temporal dependencies. Such combinations are necessary for modeling ...