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Browsing Artículos Medicina y Ciencias de la Salud by Title

Browsing Artículos Medicina y Ciencias de la Salud by Title

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  • Nagatomo, T; Jiménez, J; Richter, J; De Baere, S; Vanoirbeek, J; Naulaers, G; Allegaert, K; Croubels, S; Deprest, J; Toelen, J (Karger, 2016)
    BACKGROUND: Caffeine is a commonly used drug for apnea of prematurity. It may, however, also have a beneficial effect on bronchopulmonary dysplasia (BPD), which is the most common complication of extreme preterm ...
  • Matute, Isabel; Olea, Andrea; López, Darío; Loayza, Sergio; Nájera, Manuel; González, Claudia; Poffald, Lucy; Hirmas, Macarena; Delgado, Iris; Pedroni, Elena; Alfaro, Tania; Gormaz, Ana María; Sanhueza, Gabriel; Vial, Pablo; Dabanch, Jeannette; Gallegos, Doris; Aguilera, Ximena (Sociedad Chilena de Infectología, 2015)
    Introduction: Meningococcal disease (MD) is a major global problem because of its case fatality rate and sequels. Since 2012 cases of serogroup W have increased in Chile, with nonspecific clinical presentation, high case ...
  • León-Paravic, Carmen; Figueroa, Vania; Guzmán, Diego; Valderrama, Carlos; Vallejos, Antonio; Fiori, Mariana; Altenberg, Guillermo; Reuss, Luis; Retamal, Mauricio (The American Society for Biochemistry and Molecular Biology, 2014)
    Hemichannels (HCs) are hexamers of connexins that can form gap-junction channels at points of cell contacts or "free HCs" at non-contacting regions. HCs are involved in paracrine and autocrine cell signaling, and under ...
  • Retamal, Mauricio (Lausanne : Frontiers Research Foundation, 2016)
    Hemichannels are ion channels composed of six connexins (Cxs), and they have the peculiarity to be permeable not only to ions, but also to molecules such as ATP and glutamate. Under physiological conditions they present a ...
  • Retamal, Mauricio; León-Paravic, Carmen; Ezquer, Marcelo; Ezquer, Fernando; Del Río, Rodrigo; Pupo, Amaury; Martínez, Agustín; González, Carlos (International Union of Biochemistry and Molecular Biology, 2015)
    Carbon monoxide (CO) is a gaseous transmitter that is known to be involved in several physiological processes, but surprisingly it is also becoming a promising molecule to treat several pathologies including stroke and ...
  • Calligaris, Sebastian; Ricca, Micaela; Conget, Paulette (MYJoVE Corporation, 2013)
    Dobutamine is a β-adrenergic agonist with an affinity higher for receptor expressed in the heart (β1) than for receptors expressed in the arteries (β2). When systemically administered, it increases cardiac demand. Thus, ...
  • Repetto, Gabriela; Guzmán, Maria Luisa; Delgado, Iris; Loyola, Hugo; Palomares, Mirta; Lay-Son, Guillermo; Vial, Cecilia; Benavides, Felipe; Espinoza, Karena; Alvarez, Patricia (BMJ Publishing Group, 2014)
    OBJECTIVE: Chromosome 22q11.2 deletion is the most commonly occurring known microdeletion syndrome. Deaths related to the syndrome have been reported, but the magnitude of death has not been quantified. This study evaluated ...
  • Olea, Andrea; Matute, Isabel; Gonzalez, Claudia; Delgado, Iris; Poffald, Lucy; Pedroni, Elena; Alfaro, Tania; Hirmas, Macarena; Nájera, Manuel; Gormaz, Ana; Lopez, Dario; Sergio, Loayza; Ferreccio, Catterina; Gallegos, Doris; Fuentes, Rodrigo; Vial, Pablo; Aguilera, Ximena (Centers for Disease Control and Prevention, 2017)
    An outbreak of meningococcal disease with a case-fatality rate of 30% and caused by predominantly serogroup W of Neisseria meningitidis began in Chile in 2012. This outbreak required a case−control study to assess determinants ...
  • Berrios, Raul; Bulboa, Constanza; Santolaya, Raimundo; Undurraga, Pedro; Perez, Pablo; Sandoval, Cesar (Sociedad Chilena de Obstetricia y Ginecología, 2016)
    Background: Endometriosis affects between 5 to 15% of women of reproductive age. Thoracic presentation entity is infrequent (less than 1% of all cases of endometriosis) and may be located in airway parenchyma, pleura or ...
  • Porte, Lorena; Soto, Andres; Andrighetti, Daniela; Dabanch, Jeannette; Braun, Stephanie; Saldivia, Alejandra; Flores, Juan Carlos; Wozniak, Aniela; Garcia, Patricia; Weitzel, Thomas (Microbiology Society, 2012)
    Leifsonia aquatica is an aquatic coryneform rod that is capable of forming biofilms in environmental water sources. It has rarely been associated with human infections and its pathogenicity and clinical significance are ...
  • Stillfried, A; Rocha, A; Colella, G; Escobar, E (Facultad de Medicina de la Universidad de la Frontera, 2016)
    ABSTRACT: The aim of this survey was to describe the knowledge, attitudes and practices regarding oral cancer in a sample of dentists from Las Condes, Santiago de Chile. A descriptive, cross-sectional study was conducted. ...
  • Fuster, Francisco; José, Vargas; Jensen, Daniela; Sarmiento, Valeska; Acuña, Pedro; Peirano, Felipe; Fuster, Felipe; Arab, Juan; Martínez, Felipe; Core-HIV Study Group (Elsevier Ltd., 2016)
    BACKGROUND: Hepatitis B virus (HBV) and human immunodeficiency virus (HIV) share transmission mechanisms and thus coinfection is frequent. Active immunization against HBV is essential in HIV patients. Reports using standard ...
  • Nigo, Masayuki; Diaz, Lorena; Carvajal, Lina P.; Tran, Truc T.; Rios, Rafael; Panesso, Diana; Garavito, Juan D; Miller, William; Wagner, Audrey (American Society for Microbiology, 2017)
    We report a case of infective endocarditis (IE) caused by ceftaroline-resistant, daptomycin-tolerant, and heterogeneous vancomycin-intermediate methicillin-resistant S. aureus (MRSA). Resistance to ceftaroline emerged in ...
  • de la Maza, María; Hirsch, Sandra; Jara, Natalia; Leiva, Laura; Barrera, Gladys; Silva, Claudio; Pañella, Loreto; Henríquez, Sandra; Bunout, Daniel (Grupo Arán, 2015)
    BACKGROUND/AIMS: To measure skeletal muscle lipid infiltration, its association with insulin resistance (IR) lean mass and function, in Chilean men differing in age and body composition. Our hypothesis was that muscle ...
  • Maass, Juan; Gu, Rende; Basch, Martin; Waldhaus, Joerg; Lopez, Eduardo; Xia, Anping; Oghalai, John; Heller, Stefan; Groves, Andrew (Frontiers Research Foundation, 2015)
    Sensorineural hearing loss is most commonly caused by the death of hair cells in the organ of Corti, and once lost, mammalian hair cells do not regenerate. In contrast, other vertebrates such as birds can regenerate hair ...
  • Alarcón-Espósito, Jazmín; Tapia, Ricardo; Contreras, Renato; Campodónico, Paola (Royal Society of Chemistry, 2015)
    We herein report an experimental and theoretical study on preferential solvation effects for the reactions of 1-fluoro and 1-chloro-2,4-dinitrobenzene towards morpholine in acetonitrile, water and mixtures of them of varying ...
  • Losinno, Antonella; Sorrivas, Viviana; Ezquer, Marcelo; Ezquer, Fernando; López, Luis; Morales, Alfonsina (Springer, 2016)
    The wall of the seminiferous tubule in rodents consists of an inner layer of myoid cells covered by an outer layer of endothelial cells. Myoid cells are a type of smooth muscle cell containing α-actin filaments arranged ...
  • Cabieses, Báltica; Tunstall, Helena; Pickett, Kate; Gideon, Jasmine (Organización Panamericana de la Salud, 2013)
    En los últimos decenios, los modelos de migración en América Latina han cambiado significativamente, en particular desde el inicio de la recesión mundial en el 2007. Estos recientes cambios económicos han acentuado y ...
  • Pinto, Bernardo; García, Isaac; Pupo, Amaury; Retamal, Mauricio; Martínez, Agustín; Latorre, Ramón; González, Carlos (American Society for Biochemistry and Molecular Biology by Sage, 2016)
    Connexins (Cxs) are a family of membrane-spanning proteins that form gap junction channels and hemichannels. Connexin-based channels exhibit two distinct voltage-dependent gating mechanisms termed slow and fast gating. ...
  • Hernández-Rocha, Cristián; Pidal, Paola; Ajenjo, Cristina; Quera, Rodrigo; Quintanilla, Marcela; Lubascher, Jaime; Jemenao, Irene; Ibáñez, Patricio; Álvarez-Lobos, Manuel; Diomedi, Alexis; Marcotti, Alejandra; Acuña, Mirta; Arab, Juan; Riquelme, Arnoldo; Candia, Roberto; Carvajal, Sergio (Sociedad Chilena de Infectología, 2016)
    Background: Clostridium dijfficile-associated diarrhea (CDAD) has become very important due to the increase in its incidence, severity, recurrence and the associated economic burden. Having a national consensus guideline ...

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