Browsing by Title Artículos de revistas

Now showing items 10707-10726 of 11550

    • The Stochastic Transport Dynamics of a Conserved Quantity on a Complex Network 
      Medina, Pablo; Clark, Jaime; Kiwi Tichauer, Miguel; Torres, Felipe; Rogan Castillo, José; Valdivia Hepp, Juan (Nature Publishing Group, 2018)
      © 2018, The Author(s). The stochastic dynamics of conserved quantities is an emergent phenomena observed in many complex systems, ranging from social and to biological networks. Using an extension of the Ehrenfest urn model ...
    • The strength of the medial olivocochlear reflex in chinchillas is associated with delayed response performance ... 
      Vicencio Jiménez, Sergio; Bucci Mansilla, Giuliana; Bowen Moreno, Macarena Paz; Terreros, Gonzalo; Morales Zepeda, David Alejandro; Robles, Luis; Délano Reyes, Paul (Frontiers Media, 2021)
      The ability to perceive the world is not merely a passive process but depends on sensorimotor loops and interactions that guide and actively bias our sensory systems. Understanding which and how cognitive processes participate ...
    • The stress concept as a problem for a 'theoretical pathology' 
      Christian, Paul; Lolas Stepke, Fernando (1985)
      'Theoretical pathology' is defined as the conceptual foundation of medicine. Research in this area is concerned with the analysis of explicit and implicit patterns of thought dominating research and practice. Using the ...
    • The Studying Guide Generato (SGG). Version 1.5 «An organizer of questions of tests and generator of ... 
      Rivas, Joaquín; Oyarzún, Claudio; Rojas, Mariana (2007)
      This software "Studying Guide Generator" is a program designed to facilitate the teaching process, and has three sections. In the first it is possible to generate, edit and store questions with histological, anatomical or ...
    • The syndromic deafness mutation G12R impairs fast and slow gating in Cx26 hemichannels 
      García, Isaac E.; Villanelo, Felipe; Contreras, Gustavo F.; Pupo, Amaury; Pinto, Bernardo I.; Contreras, Jorge E.; Pérez Acle, Tomás; Alvarez, Osvaldo; Latorre, Ramón; Martínez, Agustín D.; González, Carlos (Rockefeller University Press, 2018)
      Mutations in connexin 26 (Cx26) hemichannels can lead to syndromic deafness that affects the cochlea and skin. These mutations lead to gain-of-function hemichannel phenotypes by unknown molecular mechanisms. In this study, ...
    • The teaching profession La profesión docente 
      Castillo, Manuel N. (2010)
      This article focuses on understanding teaching activities, especially in the field of health science, as a set of tasks and actions that teachers undertake when transforming scientific knowledge into curriculum contents ...
    • The TGF-β co-receptor endoglin modulates the expression and transforming potential of H-Ras 
      Santibanez, Juan F.; Pérez-Gómez, Eduardo; Fernandez-L, Africa; Garrido-Martin, Eva M.; Carnero, Amancio; Malumbres, Marcos; Vary, Calvin P.H.; Quintanilla, Miguel; Bernabéu, Carmelo (Oxford University Press, 2010)
      Endoglin is a coreceptor for transforming growth factor-β (TGF-β) that acts as a suppressor of malignancy during mouse skin carcinogenesis. Because in this model system H-Ras activation drives tumor initiation and progression, ...
    • The thematic management like a scoreboard of primary deficits of language in the people diagnosed with the ... 
      Figueroa, Alicia; Durán, Eduardo; Oyarzún, Sonia (Universidad de Concepcion, 2017)
      In this research the issue management is analyzed in a sample of 50 clinical interviews with people diagnosed with chronic schizophrenia and first episode, from the perspective of linguistics applied to clinical psychiatry. ...
    • The threat of climate change on population health and the urgent need to act La amenaza del cambio climático ... 
      Palmeiro-Silva, YK; Cifuentes, LA; Cortes, S; Olivares, M; Silva, I (Sociedad Medica de Santiago, 2020)
    • The time course of the probability of transition into and out of REM sleep 
      Bassi Acuña, Alejandro; Vivaldi Véjar, Ennio; Ocampo Garcés, Adrián (American Academy of Sleep Medicine, 2009)
      Study objectives: A model of rapid eye movement (REM) sleep expression is proposed that assumes underlying regulatory mechanisms operating as inhomogenous Poisson processes, the overt results of which are the transitions ...
    • The training of medical specialists according to the needs of the country Formación de médicos especialistas ... 
      Goic, (1990)
      The system that has been operating in Chile for the training of medical specialists since 1952 is reviewed. The original system was based on the concept of a medical residency and remained under the tuition of the University ...
    • The transcription factor SoxD controls neuronal guidance in the Drosophila visual system 
      Contreras, Esteban G.; Palominos, Tomás; Glavic Maurer, Álvaro; Brand, Andrea H.; Sierralta, Jimena; Oliva, Carlos (Nature Publishing Group, 2018)
      © 2018, The Author(s). Precise control of neurite guidance during development is essential to ensure proper formation of neuronal networks and correct function of the central nervous system (CNS). How neuronal projections ...
    • The transcription factor ZEB1 promotes an aggressive phenotype in prostate cancer cell lines 
      Orellana Serradell, Octavio; Herrera, Daniela; Castellon Vera, Enrique; Contreras, Hector R. (Wolters kluwer medknow publications, 2018-06)
      It has been reported that one of the factors that promotes tumoral progression is the abnormal activation of the epithelial-mesenchymal transition program. This process is associated with tumoral cells acquiring invasive ...
    • The transcriptional factor ZEB1 represses Syndecan 1 expression in prostate cancer 
      Farfán, Nancy; Ocarez, Nallatt; Castellón Vera, Enrique; Mejía, Nilo; García de Herreros, Antonio; Contreras, Héctor R. (Nature, 2018)
      Syndecan 1 (SDC-1) is a cell surface proteoglycan with a significant role in cell adhesion, maintaining epithelial integrity. SDC1 expression is inversely related to aggressiveness in prostate cancer (PCa). During epithelial ...
    • The transcriptomic portrait of locally advanced breast cancer and its prognostic value in a multi-country ... 
      Llera, Andrea Sabina; Abdelhay, Eliana Saul Furquim Werneck; Artagaveytia, Nora; Daneri Navarro, Adrián; Müller, Bettina; Velázquez, Carlos; Alcoba, Elsa B.; Alonso, Isabel; Da Quinta, Daniela B. Alves; Binato, Renata; Bravo, Alicia Inés; Camejo, Natalia; Carraro, Dirce María; Castro, Mónica; Castro Cervantes, Juan M.; Cataldi, Sandra; Cayota, Alfonso; Cerda Villablanca, Mauricio; Colombo Flores, Alicia; Crocamo, Sussane; Toro Arreola, Alicia del; Delgadillo Cisterna, Raúl; Delgado, Lucía; Dreyer Breitenbach, Marisa; Fejerman, Laura; Fernández, Elmer A.; Fernández, Jorge; Fernández, Wanda; Franco Topete, Ramón; Gabay, Carolina; Gaete Verdejo, Fancy; Garibay Escobar, Adriana; Gómez, Jorge; Greif, Gonzalo; Gross, Thomas G.; Guerrero, Marisol; Henderson, Marianne K.; López Muñoz, Miguel E.; López Vázquez, Alejandra; Maldonado, Silvina; Morán Mendoza, Valentina; Nagai, Maria Aparecida; Oceguera Villanueva, Antonio; Ortiz Martínez, Miguel A.; Quintero, Jael; Quintero Ramos, Antonio; Reis, Rui M.; Retamales, Javier; Rivera Claisse, Ernesto; Rocha, Darío; Rodríguez, Robinson; Rosales, Cristina; Salas González, Efraín; Sanchotena, Verónica; Segovia Gonzalez, Laura Aida; Sendoya, Juan Martín; Silva García, Aída; Trinchero, Alejandra; Valenzuela, Olivia; Vedham, Vidya; Zagame, Livia; Podhajcer, Osvaldo L. (MDPI, 2022)
      PurposesMost molecular-based published studies on breast cancer do not adequately represent the unique and diverse genetic admixture of the Latin American population. Searching for similarities and differences in molecular ...
    • The treatment of cutaneous loxoscelism with dapsone Tratamiento de loxocelismo cutaneo con dapsona. 
      Benavides,; Moncada, (1990)
      Previous treatment of dermic lesions caused by brown recluse spider bite has given disappointing results. Cold, steroids and surgical measures are usually ineffective. Following encouraging results reported with the use ...
    • The true identity of the new world iguanid lizard liolaemus chillanensis Müller and Hellmich 1932 (Iguania: ... 
      Troncoso Palacios, Jaime; Esquerré, Damien; Urra Faúndez, Félix; Díaz Jiménez, Hugo; Castro Pastene, Carlos; Ruiz, María Soledad (Academia Sinica, 2018)
      Liolaemus is a particularly species-rich radiation of New World iguanid lizards from southern South America. Thanks to intense systematic and taxonomic research, the knowledge on its species-level diversity has increased ...
    • The Type of Growth Medium Affects the Presence of a Mycobacterial Capsule and Is Associated With Differences ... 
      Prados Rosales, Rafael; Carreño Márquez, Leandro Javier; Weinrick, Brian; Batista González, Ana; Glatman Freedman, Aarona; Jiayong, Xu; Chan, John; William R., Jacobs Jr.; Porcelli, Steven A.; Casadevall, Arturo (2016)
      Background. Bacillus Calmette-Guerin (BCG) vaccine is widely used for the prevention of tuberculosis, despite limited efficacy. Most immunological studies of BCG or Mycobacterium tuberculosis strains grow bacteria in the ...
    • The unfolded protein response and cell fate control 
      Hetz Flores, Claudio; Papa, Feroz R. (Cell Press, 2018)
      The secretory capacity of a cell is constantly challenged by physiological demands and pathological perturbations. To adjust and match the protein-folding capacity of the endoplasmic reticulum (ER) to changing secretory ...
    • The Unfolded protein response in immune cells as an emerging regulator of neuroinflammation 
      Fernández Quezada, Dominique; Geisse Anguita, Antonia; Bernales Schnettler, José Ignacio; Lira, Alonso; Osorio Olivares, Fabiola (Frontiers Media, 2021)
      Immune surveillance is an essential process that safeguards the homeostasis of a healthy brain. Among the increasing diversity of immune cells present in the central nervous system (CNS), microglia have emerged as a prominent ...