Browsing by Title Artículos de revistas

Now showing items 15-34 of 11564

    • 2-hydroxyoestradiol and 2-methoxyoestradiol, two endogenous oestradiol metabolites, induce DNA fragmentation ... 
      Valencia Mandiola, Camila; Molina, C.; Florez, M.; Buñay, J.; Moreno, R. D.; Orihuela, P. A.; Castro Lara, Ariel; Parada Bustamante, Alexis (Blackwell, 2016)
      Elevated intratesticular levels of hydroxyoestradiols and methoxyoestradiols, two classes of endogenous oestradiol metabolites, have been associated with male infertility. The aim of this study was to explore the effects ...
    • 2-Methoxyestradiol in the human corpus luteum throughout the luteal phase and its influence on lutein cell ... 
      Kohen Skop, Paulina; Henríquez, Soledad; Rojas, Candy; Gerk, Phillip M.; Palomino Avilés, Wilder; Strauss, Jeroma F.; Devoto, Luigi (Elsevier, 2013-11)
      To quantitate 2-methoxyestradiol (2-ME) in human corpus luteum (CL) of different ages and to determine the expression of cytochrome-P450-1A1 (CYP1A1) and catechol-O-methyl transferase (COMT) in CL and the action of 2-ME ...
    • 2-Phenylaminonaphthoquinones and related compounds: Synthesis, trypanocidal and cytotoxic activities 
      Sieveking, Ivan; Thomas, Pablo; Estévez, Juan C.; Quiñones, Natalia; Cuéllar, Mauricio A.; Villena, Juan; Espinosa Bustos, Christian; Fierro, Angélica; Tapia, Ricardo A.; Maya Arango, Juan; López Muñoz, Rodrigo; Cassels Niven, Bruce; Estévez, Ramón J.; Salas, Cristian (Elsevier, 2014)
      A series of new 2-aminonaphthoquinones and related compounds were synthesized and evaluated in vitro as trypanocidal and cytotoxic agents. Some tested compounds inhibited epimastigote growth and trypomastigote viability. ...
    • 2018 chilean physical activity report card for children and adolescents: Full report and international comparisons 
      Aguilar Farías, Nicolás; Miranda Marquez, Sebastián; Martino Fuentealba, Pía; Sadarangani, Kabir P.; Chandia Poblete, Damián; Mella García, Camila; Cárcamo Oyarzún, Jaime; Cristi Montero, Carlos; Rodríguez Rodríguez, Fernando; Delgado Floody, Pedro; Von Oetinger, Astrid; Balboa Castillo, Teresa; Peña, Sebastián; Cuadrado Nahum, Cristóbal; Bedregal, Paula; Celis Morales, Carlos; García Hermoso, Antonio; Cortínez O’Ryan, Andrea (Human Kinetics Publishing, 2020)
      Background: The study summarizes the findings of the 2018 Chilean Report Card (RC) on Physical Activity (PA) for Children and Adolescents and compares the results with the first Chilean RC and with other countries from ...
    • 23-valent pneumococcal vaccine. Statement of the consultive committee of immunizations on behalf of the ... 
      Ripoll M., Erna; Valenzuela Bravo, María Teresa; Vergara F, Rodrigo; Abarca Villaseca, Katia; Muñoz M, Alma; Jiménez de la Jara, Jorge; Pinto C, M. Eugenia; Luchsinger F, Vivian (Sociedad Chilena de Infectologia, 2010)
      The article summarizes the scientific evidence related with protection conferred by the 23 valent polysacchardie vaccine against invasive pneumococcal disease, non bacteriemic pneumococcal pneumonia, and probable pneumococal ...
    • 24‐Year‐Old Woman with An Internal Auditory Canal Mass 
      Las Heras Aliciardi, Facundo; Martuza, Robert; Caruso, Paul; Rincón, Sandra; Stemmer-Rachamimov, Anat (International Society of Neuropathology, 2013-05)
      Benign peripheral nerve sheath tumors are divided into schwannomas, neurofibromas and perineuriomas. In recent years, tumors with hybrid features, composed of multiple, discrete areas of different histological types, were ...
    • 27- hydroxycholesterol reverses estradiol induced inhibition of platelet aggregation in postmenopausal women ... 
      Rocha, Gladys; Sierralta, Walter; Valladares Boasi, Luis (Sociedad Medica de Santiago, 2016)
      © 2016, Sociedad Medica de Santiago. All Rights Reserved. Background: The decline of estrogen levels increases cardiovascular risk in women. Platelets express estrogen receptors and 17β-estradiol- (E2) can produce a ...
    • 27-f earthquake and tsunami reconstruction process in Chile: An approach to urban vulnerability in the ... 
      Gonzalez, Luis Eduardo (Public Administration and Public Services Academy of Economic Studies, 2015)
      © 2015, Public Administration and Public Services Academy of Economic Studies. All right reserved.In Chile, the 8.8 magnitude earthquake and tsunami that struck the country on February 27th 2010, made noticeable the necessity ...
    • 27-hydroxycholesterol and the expression of three estrogen-sensitive proteins in MCF7 cells 
      Cruz, Pamela; Epuñán, María José; Ramírez, María Eugenia; Torres, Cristian G.; Valladares Boasi, Luis; Sierralta, Walter D. (2012)
      The principal aim of this study was to analyze in estrogen receptor-positive MCF7 cells the response of three estrogen-dependent proteins to 27-hydroxycholesterol (27OHC), a major circulating cholesterol metabolite. ...
    • 27-Hydroxycholesterol induces the transition of MCF7 cells into a mesenchymal phenotype 
      Torres, Cristian G.; Ramírez, María Eugenia; Cruz, Pamela; Epuñán, María José; Valladares Boasi, Luis; Sierralta, Walter D. (2011)
      A decrease in the expression of E-cadherin and β-catenin, paralleling the loss of adherens junction complex, was observed in MCF7 cells exposed for longer than 48 h to 2 μM27-hydroxycholesterol (27OHC), indicating an ...
    • 3,3',5-Triiodothyronine-induced hepatic respiration: Effects of desferrioxamine and allopurinol in the ... 
      Fernández Arancibia, Virginia; Videla Cabrera, Luis (1993)
      The effect of daily doses of 0.1 mg 3,3',5-triiodothyronine (T3) kg for three consecutive days on hepatic O2 uptake was studied in the isolated perfused rat liver, in the absence and presence of the antioxidants desferrioxamine ...
    • 3,4-dihydroxyphenylacetic acid, a microbiota-derived metabolite of quercetin, protects against pancreatic ... 
      Carrasco Pozo, Catalina; Gotteland, Martín; Castillo, Rodrigo; Chen, Chen (Elsevier, 2015)
      Cholesterol plays an important role in inducing pancreatic beta-cell dysfunction, characterized by an impaired insulin secretory response to glucose, representing a hallmark of the transition from pre-diabetes to diabetes. ...
    • 3,4-dihydroxyphenylacetic acid, a microbiota-derived metabolite of quercetin, protects against pancreatic ... 
      Carrasco Pozo, Catalina; Gotteland, Martin; Castillo, Rodrigo L.; Chen, Chen (Academic Press Inc., 2015)
      © 2015 Elsevier Inc. Cholesterol plays an important role in inducing pancreatic β-cell dysfunction, characterized by an impaired insulin secretory response to glucose, representing a hallmark of the transition from ...
    • 30 s sit-to-stand power is positively associated with chest muscle thickness in COVID-19 survivors 
      Núñez Cortés, Rodrigo Ignacio; Cruz Montecinos, Carlos Vicente; Martinez Arnau, Francisco; Torres Castro, Rodrigo Hernán; Zamora Risco, Esteban; Pérez Alenda, Sofía; Andersen, Lars L.; Calatayud, Joaquín; Arana, Estalisnao (SAGE, 2022)
      Introduction: After hospitalization, early detection of musculoskeletal sequelae might help healthcare professionals to improve and individualize treatment, accelerating recovery after COVID-19. The objective was to ...
    • 32nd ENRS Annual Scientific Sessions 
      Fischl, A; Codner, E; Downs, J; Escobar, A; Giraudo, F; Montgomery, K; Stotz, S; Peterson-Burch, F; Abujaradeh, H; Charron-Prochownik, D; Moore, K; Olshansky, E (Ovid Technologies (Wolters Kluwer Health), 2020)
    • 3D-high definition anorectal manometry findings in a Chilean cohort of symptomatic subjects 
      Saavedra, Javiera; Morales, Eugenia; Hevia, Macarena (Wiley, 2020)
    • 4 directions and a strategy for the foreseen changes in medical education Cuatro orientaciones y una ... 
      Rosselot J, (1995)
      The curricular renewal of Medical studies is a priority of the Faculty of Medicine of the University of Chile. After an initial phase of analysis done in 1994, the process must be accomplished through the elaboration of ...
    • 4-bromo-2,5-diniethoxyphenyiisopropylamine, a new centrally active amphetamine analog 
      Shulgin, A. T.; Sargent, T.; Naranjo, C. (1971)
      A new centrally active halo-amine, 4-bromo-2,5-dimethoxyphenylisopropylamine, is described. In clinical evaluation it proved to enhance effectively both emotional and intellectual perception, without the imagery and ...
    • 4-Methylthioamphetamine Increases Dopamine in the Rat Striatum and has Rewarding Effects In Vivo 
      Sotomayor Zárate, Ramón; Quiroz, Gabriel; Araya, Katherine A.; Abarca, Jorge; Ibáñez, María R.; Montecinos, Alejandro; Guajardo, Carlos; Núñez, Gabriel; Fierro, Angélica; Moya, Pablo R.; Iturriaga-Vásquez, Patricio; Gómez-Molina, Cristóbal; Gysling, Katia; Reyes Parada, Miguel (2012)
      4-Methylthioamphetamine (MTA) is a phenylisopropylamine derivative whose use has been associated with severe intoxications. MTA is usually regarded as a selective serotonin-releasing agent. Nevertheless, previous data have ...
    • 46,XX/SRY-negative true hermaphrodite 
      Parada-Bustamante, Alexis; Ríos, Rafael; Ebensperger, Mauricio; Lardone, María Cecilia; Piottante, Antonio; Castro, Andrea (Elsevier Inc., 2010)
      Objective: To describe genetic evaluation and response to surgery and letrozole therapy of a 46,XX/SRY-negative true hermaphrodite. Design: Case report. Setting: University Medical Center. Patient(s): Nineteen-year-old ...