Browsing by Title

Now showing items 61-80 of 91562

    • 1π → 1π* ultraviolet absorption bands and electronic charge transfers in singlet excited states of sulfur ... 
      Araya, Carmen G.; Vargas, Víctor; Morales, Raúl G.E. (2005)
      Indoline-2-thione (BC), benzimidazole-2-thione (BN), benzoxazole-2-thione (BO), and benzothiazole-2-thione (BS) define an interesting series of aromatic compounds containing a NCS synthonic unit in a heterocyclic ring of ...
    • 2 solutions for estimating odds ratios with zeros Dos soluciones para la estimación de "odds ratios" con ceros. 
      Valenzuela, (1993)
      Two solutions are proposed for the estimation of odds ratios (OR) when one or the two elements of the principal (A, D) or secondary (B, C) diagonals of a 2 x 2 matrix (A, B, C, D) are 0. The OR estimate is AD/BC. If A or ...
    • 2 y 3 de Julio: Así fue el paro 
      Monckeberg Pardo, María Olivia; Rojas, Juanita; Oliva, Alicia (1986)
      Lo que ocurrió en Santiago y provincias en la más significativa manifestación de movilización social opositora desde septiembre de 1973.
    • 2,2'azo-bis-amidinopropane as a radical source for lipid peroxidation and enzyme inactivation studies 
      Lissi Gervaso, Eduardo A.; Salim-Hanna, Marta; Fauré, M.; Videla Cabrera, Luis (Informa Healthcare, 1991)
      1. 2,2'Azo-bis-amidinopropane (ABAP) thermal decomposition produces free radicals that initiate the lipid peroxidation of erythrocyte ghost membranes. 2. Addition of 6-n-propyl-2-thiouracil decreases the rate of the process, ...
    • 2,3-butanedione monoxime affects cystic fibrosis transmembrane conductance regulator channel function through ... 
      Artigas, Pablo; Al'Aref, Subhi J.; Hobart, E. Ashley; Díaz Cuevas, Laín; Sakaguchi, Masayuki; Straw, Samuel; Andersen, Olaf S. (AMER SOC PHARMACOLOGY EXPERIMENTAL THERAPEUTICS, 2006-12)
      2,3-Butanedione monoxime (BDM) is widely believed to act as a chemical phosphatase. We therefore examined the effects of BDM on the cystic fibrosis transmembrane regulator ( CFTR) Cl- channel, which is regulated by ...
    • 2-(2-pyridylamino)pyridinium tetrachloridozincate(II) 
      Venegas Yazigi, Diego; Castillo, Carolina; Paredes García, Verónica; Vega, Andrés; Spodine Spiridonova, Evgenia (BLACKWELL PUBLISHING, 2008-06)
      The structure of the title compound, (C10H10N3)(2)[ZnCl4], is composed of C10H9N3H+ ( DPAH(+)) cations and [ ZnCl4](2-) anions. The two pyridyl rings of DPAH+ are approximately coplanar, with a dihedral angle of 7.2 ( ...
    • [2-(2-{Bis[2-(1H-imidazol-2-ylmethyl-eneamino)ethyl] amino} ethylimino-methyl) imidazolido] cobalt(III) ... 
      Atria Salas, Ana María; Corsini, Gino; Talamilla, Arlyn; Garland, María Teresa; Baggio, Ricardo (BLACKWELL, 2008-12)
    • 2-Aminoethyldiphenylborinate modifies the pulmonary circulation in pulmonary hypertensive newborn lambs ... 
      Castillo Galán, Sebastián; Quezada, S.; Moraga, F.; Ebensperger Darrouy, Germán; Herrera, E. A.; Beñaldo, F.; Hernández, I.; Ebensperger, R.; Ramírez, S.; Llanos Mansilla, Jorge; Reyes, R. V. (Amer Physiological Soc., 2016)
      Calcium signaling through store-operated channels (SOC) is involved in hypoxic pulmonary hypertension. We determined whether a treatment with 2-aminoethyldiphenylborinate (2-APB), a compound with SOC blocker activity, ...
    • 2-Arylthiomorpholine derivatives as potent and selective monoamine oxidase 
      Lühr-Sierra, Susan; Vilches-Herrera, Marcelo; Fierro, Angélica; Ramsay, Rona; Edmondson, Dale E.; Reyes Parada, Miguel; Cassels Niven, Bruce; Iturriaga-Vásquez, Patricio (ELSEVIER, 2010)
      2-Arylthiomorpholine and 2-arylthiomorpholin-5-one derivatives, designed as rigid and/or non-basic phenylethylamine analogues, were evaluated as rat and human monoamine oxidase inhibitors. Molecular docking provided ...
    • 2-Arylthiomorpholine derivatives as potent and selective monoamine oxidase B inhibitors 
      Lühr, Susan; Vilches Herrera, Marcelo; Fierro, Angélica; Ramsay, Rona R.; Edmondson, Dale E.; Reyes Parada, Miguel; Cassels Niven, Bruce; Iturriaga-Vásquez, Patricio (2010)
      2-Arylthiomorpholine and 2-arylthiomorpholin-5-one derivatives, designed as rigid and/or non-basic phenylethylamine analogues, were evaluated as rat and human monoamine oxidase inhibitors. Molecular docking provided insight ...
    • 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. ...
    • [2.2]Paracyclophane-4,7,12,15-tetrone, [2.2](1,4)naphthalenophane-4,7,14,17-tetrone, and 1,4,8,11-pentacenetetrone ... 
      Wartini, Alexander R.; Valenzuela, Jorge; Staab, Heinz A.; Neugebauer, Franz A. (Wiley-VCH Verlag, 1998)
      Three types of tetrone radical anions in which two 1,4-benzoquinone units are connected by ethano (1·-, 2·-), [2.2]paracyclophane (3·-, 4·-), and anthracene bridges (5·-, 6·-) have been studied by ESR and ENDOR spectroscopy. ...
    • 20 años: programa 5 al día en Chile: promoviendo el consumo de frutas y verduras 
      Vio del Río, Fernando; Domper Rodríguez, Alejandra; González González, Carmen Gloria; Fonseca Morán, Lilian; Barrios Lamas, Lorena; Zacarías Hasbún, Isabel (Universidad de Chile. Instituto de Nutrición y Tecnología de los Alimentos, 2023)
    • 2000 years of agriculture in the Atacama desert lead to changes in the distribution and concentration of ... 
      Vidal Elgueta, Ale; Navarro, Nathalia; Uribe Rodríguez, Mauricio; Robe, Kevin; Gaymard, Frederic; Dubos, Christian; Pérez, María Fernanda; Roschzttardtz, Hannetz (Nature, 2021)
      We performed a histological and quantitative study of iron in archaeological maize seeds from prehispanic times recovered from Tarapaca, Atacama Desert. Also, we examined iron distribution changes at the cell level in ...
    • 2005 minutos de tiempo extra: trayectoria económica y deportiva de los 4 principales equipos de fútbol de ... 
      Cornejo Correa, Nicolás (Universidad de Chile, 2023)
    • 2012, crecimiento potente pero con inflación 
      Carrasco Alvarez, Sergio (2012)
    • The 2014 Alma Long Baseline Campaign: An Overview 
      Fomalont, E. B.; Vlahakis, C.; Corder, S.; Remijan, Anthony; Barkats, Denis; Lucas, R.; Hunter, T. R.; Brogan, C. L.; Asaki, Y.; Matsushita, S.; Dent, William R. F.; Hills, R. E.; Phillips, N.; Richards, A. M. S.; Cox, P.; Amestica, R.; Broguiere, D.; Cotton, W.; Hales, Antonio; Hiriart, R.; Hirota, A.; Hodge, J. A.; Impellizzeri, C. M. V; Kern, J.; Kneissl, R.; Liuzzo, E.; Marcelino, N.; Marson, R.; Mignano, A.; Nakanishi, K.; Nikolic, B.; Perez, J. E.; Pérez, L. M.; Toledo, I.; Aladro, R.; Butler, B.; Cortes, J.; Cortes, P.; Dhawan, V.; Di Francesco, J.; Espada, D.; Galarza, F.; Garcia-Appadoo, D.; Guzman-Ramirez, L.; Humphreys, E.; Jung, T.; Kameno, S.; Laing, R. A.; Leon, S.; Mangum, J.; Marconi, G.; Nagai, H.; Nyman, L. A.; Radiszcz, M.; Rodón, J.; Sawada, T.; Takahashi, S.; Tilanus, R. P. J.; van Kempen, T.; Vila Vilaro, B.; Watson, L. C.; Wiklind, T.; Gueth, F.; Tatematsu, Ken’ichi; Wootten, A.; Castro-Carrizo, A.; Chapillon, E.; Dumas, G.; De Gregorio Monsalvo, Itziar; Francke, H.; Gallardo, J.; Garcia, J.; Gonzalez, S.; Hibbard, J.; Hill, T.; Kaminski, T.; Karim, A.; Krips, M.; Kurono, Y.; Lopez, C.; Martin, S.; Maud, L.; Morales, F.; Pietu, V.; Plarre, K.; Schieven, G.; Testi, L.; Videla, L.; Villard, Eric; Whyborn, N.; Zwaan, M. A.; Alves, F.; Andreani, P.; Avison, A.; Barta, M.; Bedosti, F.; Bendo, G.; Bertoldi, F.; Bethermin, M.; Biggs, A.; Boissier, J.; Brand, J.; Burkutean, S.; Casasola, V.; Conway, J.; Cortese, L.; Dabrowski, B.; Davis, T. A.; Diaz Trigo, M.; Fontani, F; Franco-Hernandez, R.; Fuller, G.; Galvan Madrid, R.; Giannetti, A.; Ginsburg, A.; Graves, S. F.; Hatziminaoglou, E.; Hogerheijde, M. R.; Jachym, P.; Jimenez Serra, I.; Karlicky, M.; Klaasen, P.; Kraus, M.; Kunneriath, D.; Lagos, C.; Longmore, S.; Leurini, S.; Maercker, M.; Magnelli, B.; Marti Vidal, I.; Massardi, M.; Maury, A.; Muehle, S.; Muller, S.; Muxlow, T.; O’Gorman, E.; Paladino, R.; Petry, D.; Pineda, J.; Randall, S.; Richer, J. S.; Rossetti, A.; Rushton, A.; Rygl, K. L.; Sanchez Monge, A.; Schaaf, R.; Schilke, P.; Stanke, T.; Schmalzl, M.; Stoehr, F.; Urban, S.; van Kampen, E.; Vlemmings, W.; Wang, K.; Wild, W.; Yang, Y.; Iguchi, S.; Hasegawa, T.; Saito, M.; Inatani, J.; Mizuno, N.; Asayama, S.; Kosugi, G.; Morita, K. -I.; Chiba, K.; Kawashima, S.; Okumura, S. K.; Ohashi, N.; Ogasawara, R.; Sakamoto, S.; Noguchi, T.; Huang, Y. D.; Liu, S.-Y.; Kemper, F.; Koch, P. M.; Chen, M. -T.; Chikada, Y.; Hiramatsu, M.; Iono, Daisuke; Komugi, S.; Kim, J.; Lyo, A.-R.; Muller, E.; Herrera, C.; Miura, R. E.; Ueda, J.; Chibueze, J.; Su, Yu-Nung; Trejo-Cruz, A.; Wang, K.-S.; Kiuchi, H.; Ukita, N.; Sugimoto, M.; Kawabe, Ryohei; Hayashi, M.; Miyama, S.; Ho, P. T. P.; Kaifu, N.; Ishiguro, M.; Beasley, A. J.; Bhatnagar, S.; Braatz III, J. A.; Brisbin, D. G.; Brunetti, N.; Carilli, C.; Crossley, J. H.; D’Addario, L.; Donovan Meyer, J. L.; Emerson, D. T.; Evans, A. S.; Fisher, P.; Golap, K.; Griffith, D. M.; Hale, A. E.; Halstead, D.; Hardy, E. J.; Hatz, M. C.; Holdaway, M.; Indebetouw, R.; Jewell, P. R.; Kepley, A. A.; Kim, D.-C.; Lacy, M. D.; Leroy, A. K.; Liszt, H. S.; Lonsdale, C. J.; Matthews, B.; McKinnon, M.; Mason, B. S.; Moellenbrock, G.; Moullet, A.; Myers, S. T.; Ott, J.; Peck, A. B.; Pisano, J.; Radford, S. J. E.; Randolph, W. T.; Rao Venkata, U.; Rawlings, M. G.; Rosen, R.; Schnee, S. L.; Scott, K. S.; Sharp, N. K; Sheth, K.; Simon, R. S.; Tsutsumi, T.; Wood, S. J. (IOP Publishing, 2015)
      A major goal of the Atacama Large Millimeter/submillimeter Array (ALMA) is to make accurate images with resolutions of tens of milliarcseconds, which at submillimeter (submm) wavelengths requires baselines up to similar ...
    • 2017 Valparaíso earthquake sequence and the megathrust patchwork of central Chile 
      Nealy, Jennifer L.; Herman, Matthew W.; Moore, Ginevra L.; Hayes, Gavin P.; Benz, Harley M.; Bergman, Eric A.; Barrientos, Sergio (American Geophysical Union, 2017)
      In April 2017, a sequence of earthquakes offshore Valparaiso, Chile, raised concerns of a potential megathrust earthquake in the near future. The largest event in the 2017 sequence was a M6.9 on 24 April, seemingly colocated ...