Browsing by Title

Now showing items 30743-30762 of 92550

    • Effectiveness of systematic spike dithering depends on the precision of cortical synchronization 
      Pazienti, Antonio; Maldonado Arbogast, Pedro; Diesmann, Markus; Grün, Sonja (2008)
      Spike synchronization is a candidate mechanism of cortical information processing. The widely used method of dithering randomly perturbs the spike times of experimental data to construct a distribution of coincidence counts ...
    • Effectiveness of systematic spike dithering depends on theprecision of cortical synchronization 
      Pazienti, Antonio; Maldonado Arbogast, Pedro; Diesmann, Markus; Grün, Sonja (ELSEVIER SCIENCE BV, 2008-08)
      Spike synchronization is a candidate mechanism of cortical information processing. The widely used method of dithering randomly perturbs the spike times of experimental data to construct a distribution of coincidence ...
    • Effectiveness of telerehabilitation in physical therapy: a rapid overview 
      Serón, Pamela; Oliveros, María José; Gutiérrez Arias, Ruvistay; Fuentes Aspe, Rocío; Torres Castro, Rodrigo Hernán; Merino Osorio, Catalina; Nahuelhual, Paula; Inostroza, Jacqueline; Jalil, Yorschua; Solano, Ricardo; Marzuca Nassr, Gabriel N.; Aguilera Eguía, Raúl; Lavados Romo, Pamela; Soto Rodríguez, Francisco J.; Sabelle, Cecilia; Villarroel Silva, Gregory; Gomolán, Patricio; Huaiquilaf, Sayen; Sánchez, Paulina (Oxford, 2021)
      Objective. The purpose of this article was to summarize the available evidence from systematic reviews on telerehabilitation in physical therapy. Methods. We searched Medline/PubMed, EMBASE, and Cochrane Library databases. ...
    • Effectiveness of the management of major depressive episodes/disorder in adults with comorbid chronic ... 
      Martínez, Pablo; Castro Lara, Ariel; Alonso, Diego; Vohringer Cardenas, Paul Alfred; Rojas Castillo, María Graciela (BMJ Publishing Group, 2017)
      Introduction Depression is a global-scale public health problem, and a significant association has been established between depression and chronic physical diseases. This growing comorbidity poses a challenge to healthcare ...
    • Effectiveness of the National Program of Complementary Feeding for older adults in Chile on vitamin B12 ... 
      Sánchez Reyes, Hugo; Albala Brevis, Cecilia; Lera Marques, Lydia; Dangour, Alan D.; Uauy Dagach-Imbarack, Ricardo (BioMet Central, 2013)
      Background: Older people are at increased risk of vitamin B12 deficiency and the provision of fortified foods may be an effective way to ensure good vitamin B12 status in later life. Aim: To evaluate the effectiveness ...
    • Effectiveness of the workshop "Adolescent depression: What can schools do?" 
      Martínez, Vania; Espinosa, Daniel; Zitko, Pedro; Marín, Rigoberto; Schilling, Sara; Schwerter, Camila; Rojas, Graciela (Frontiers Research Foundation, 2015)
      © 2015 Martínez, Espinosa, Zitko, Marín, Schilling, Schwerter and Rojas. Introduction: Adolescent depression is associated with serious consequences. School staff is in a unique position to screen and refer adolescents ...
    • Effects of (L)- and (D)-REKR amino acid-containing peptides on HIV and SIV envelope glycoprotein precursor ... 
      Bahbouhi, B.; Chazal, N.; Seidah, N. G.; Chiva, C.; Kogan Bocian, Marcelo; Albericio, F.; Giralt, Ernest; Bahraoui, E. (PORTLAND PRESS, 2002-09-15)
      The aim of the present study was to evaluate the capacity of synthetic L- and D-peptides encompassing the HIV-1(BRU) gp160 REKR cleavage site to interfere with HIV and simian immunodeficiency virus (SIV) replication and ...
    • Effects of 2(3)-tert-butyl-4-hydroxyanisole (BHA) on in situ mitochondria of Trypanosoma cruzi 
      Aldunate, J.; Coloma-Torres, L.; Spencer, P.; Morello Casté, Antonio; Ojeda, J. M.; Repetto Scaramelli, Yolanda (1992)
      Results obtained with in situ mitochondria or Trypanosoma cruzi showed that this protozoon had only two energy coupling sites, sites II and III that correspond to higher eukaryote mitochondria. Rotenone did not inhibit the ...
    • Effects of 3-chloro-phenyl-1,4-dihydropyridine derivatives on Trypanosome cruzi epimastigotes 
      Maya Arango, Juan; Morello Casté, Antonio; Repetto Scaramelli, Yolanda; Tellez Neubauer, Rowena; Rodríguez, A.; Zelada, U.; Puebla, P.; Caballero S., Esther; Medarde, M.; Núñez Vergara, Luis; Squella Serrano, Juan; Bontá, M.; Bollo Dragnic, Soledad; Feliciano M., Arturo San (PERGAMON-ELSEVIER SCIENCE, 2000-01)
      A series of 3-chloro-phenyl-1,4-dihydropyridine derivatives produced different degrees of inhibition of parasite growth and respiration on clone Brener, LQ and Tulahuen strains of Trypanosome cruzi epimastigotes. Respiratory ...
    • Effects of 4,4-dimethyl-5,8-dihydroxynaphtalene-1-one and 4,4-dimethyl-5,8-dihydroxytetralone derivatives ... 
      Araya Maturana, Ramiro; Delgado Castro, Tomás; Gárate, M.; Ferreira Parker, Jorge; Pavani, M.; Pessoa Mahana, Hernán; Cassels Niven, Bruce (PERGAMON-ELSEVIER SCIENCE LTD, 2002-09)
      A set of structurally related compounds incorporating a carbonyl group in the ortho position with regard to a phenol function were tested against the TA3 mouse carcinoma cell line and its multidrug-resistant variant ...
    • Effects of 4,4-Dimethyl-5,8-dihydroxynaphtalene-1-one and 4,4-Dimethyl-5,8-dihydroxytetralone Derivatives ... 
      Araya Maturana, Ramiro; Delgado Castro, Tomás; Gárate, Mario; Ferreira Parker, Jorge; Pavani, Mario; Pessoa Mahana, Hernán; Cassels Niven, Bruce (Elsevier Science Ltd., 2002-01-29)
      Abstract—A set of structurally related compounds incorporating a carbonyl group in the ortho position withregard to a phenol function were tested against the TA3 mouse carcinoma cell line and its multidrug-resistant variant ...
    • Effects of 4-aminopyridine on pacemaker activity of frog sinus venosus 
      Guerrero, Sergio; Novakovic, Ljubica (1980)
      The effects of low concentrations of 4-aminopyridine (4-AP) were studied on the frog sinus venosus by means of intracellular microelectrodes. 4-AP depressed spontaneous automaticity. This effect was not reversed by atropine. ...
    • Effects of 7-O-demethylisothalicberine, a bisbenzylisoquinoline alkaloid of Berberis chilensis, on electrical ... 
      Morales, Miguel A.; Roberto Gallardo, L.; Martínez, JoséL L.; Puebla, Ricardo S.; Hernández, Doris A. (1989)
      1. 1. In spontaneously beating preparations of sinus venosus of the chilean frog Caudiverbera caudiverbera, the electrophysiological effects of 7-O-demethylisothalicberine (7-O-DI) on transitional pacemaker cells were ...
    • Effects of 9,10-dihydroxy-4,4-dimethyl-5,8-dihydro-1(4H)- anthracenone derivatives on tumor cell respiration 
      Araya Maturana, Ramiro; Cardona, Wilson; Cassels Niven, Bruce; Delgado Castro, Tomás; Ferrada Parker, Jorge; Miranda, Dante; Pavani, Mario; Pessoa Mahana, Hernán; Soto Delgado, Jorge; Weiss López, Boris (Elsevier Ltd., 2006-02-28)
      A series of tricyclic hydroquinones, incorporating a carbonyl group in the ortho position relative to the phenol function, were tested as inhibitors of oxygen uptake against the TA3 mouse carcinoma cell line and its ...
    • Effects of 9,10-dihydroxy-4,4-dimethyl-5,8-dihydro-1(4H)-anthracenone derivatives on tumor cell respiration 
      Araya Maturana, Ramiro; Cardona, Wilson; Cassels Niven, Bruce; Delgado Castro, Tomás; Ferrada Parker, Jorge; Miranda, Dante; Pavani, Mario; Pessoa Mahana, Hernán; Soto Delgado, Jorge; Weiss López, Boris (Elsevier Ltd., 2006-02-28)
      Abstract—A series of tricyclic hydroquinones, incorporating a carbonyl group in the ortho position relative to the phenol function, were tested as inhibitors of oxygen uptake against the TA3 mouse carcinoma cell line and ...
    • Effects of A and B ultraviolet irradiation on human lymphocytes Efectos de la radiación ultravioleta A y B ... 
      Tobella,; Cabrera, Pablo; Moreno Moreno, Claudia (1994)
      Over the last decade, a greater decrease in the ozone level has occurred in the Southern Hemisphere. For each 1% decrease in this level, a 2% increase in biologically effective radiation occurs. Aiming to evaluate the ...
    • Effects of a Dam Reservoir on the Distribution of Heavy Metals in Two Chilean Native Freshwater Fish Species 
      Copaja Castillo, Sylvia; Muñoz, G. S.; Núñez, V. R.; Pérez, C.; Vila Pinto, Irma; Véliz Baeza, David (Springer, 2016)
      In order to determine the effect of a dam on metal concentrations in riverine fish species, we studied fish inhabiting the influent (Cachapoal River) and effluent (Rapel River) of the Rapel Reservoir in central Chile. Heavy ...
    • Effects of A Dual-Task Intervention in Postural Control and Cognitive Performance in Adolescents 
      Bustillo-Casero, Pilar; Cebrian-Bou, Sara; Cruz-Montecinos, Carlos; Pardo, Alberto; García-Massó, Xavier (Routledge, 2020)
      The aim was to assess dual- versus single-task training for motor performance and cognitive performance in adolescents. Two experiments were performed. In the first, 30 adolescents were randomized to three groups to determine ...
    • Effects of a local tomato rootstock on the agronomic, functional and sensory quality of the fruit of a ... 
      Martínez, Juan Pablo; Fuentes, Raúl; Farías, Karen; Loyola, Nelson; Freixas, Alejandra; Stange Klein, Claudia Renate Andrea; Sagredo, Boris; Quinet, Muriel; Lutts, Stanley (MDPI, 2022)
      The Old Limachino Tomato is a valuable fruit with exceptional nutritional values and organoleptic sensory properties. However, it suffers from a short shelf-life, compromising post-harvest behavior. As an attempt to improve ...
    • Effects of a sugar-sweetened beverage tax on prices and affordability of soft drinks in Chile: A time series ... 
      Cuadrado Nahum, Cristóbal; Dunstan Escudero, Jocelyn; Silva Illanes, Nicolás; Mirelman, Andrew J.; Nakamura, Ryota; Suhrcke, Marc (Elsevier, 2020)
      Chile is one of several countries that recently implemented a fiscal policy to reduce soft drink (SD) intake and obesity. In 2014 the government increased the existing ad-valorem tax on high-sugar SD by 5% and decreased ...