Now showing items 3242-3261 of 4836

    • Ramírez, Oscar; Leal, Matías; Briones Olaran, Ximena Gabriela; Urzúa Acevedo, Marcela del Pilar; Bonardd, Sebastián; Saldías, César; Leiva, Angel (MDPI, 2022)
      In this work, we report the obtaining of new hybrid nanocomposites with catalytic activity formed by nanofibers of polymer blends and gold nanoparticles. The nanofibers were obtained by electrospinning blends of a poly ...
    • Cornwell, E. (SOCIEDAD CHILENA DE QUIMICA, 2006-03)
      In QSRR discipline an easy novel to used parameter was designed (Vc) for evaluated classical topological index (W, (1)chi, Z, MTI) and two new generation ones (Xu, (1)chi(h)). Regression between Vc and (1)chi(h) presented ...
    • Troncoso Cotal, Rodrigo Hernán; Ibarra, Cristián; Vicencio, José Miguel; Jaimovich Pérez, Enrique; Lavandero González, Sergio (Elsevier, 2014)
      Insulin-like growth factor 1 (IGF-1) signaling regulates contractility, metabolism, hypertrophy, autophagy, senescence, and apoptosis in the heart. IGF-1 deficiency is associated with an increased risk of cardiovascul ...
    • Venegas Zamora, Leslye Paola; Bravo Acuña, Francisco Javier; Sigcho Garrido, Francisco Javier; Gómez Calderón, Wileidy; Bustamante Salazar, José Brayan; Pedrozo Cibils, Zully; Parra Ortiz, Valentina María (Frontiers Media, 2022)
      Down syndrome (DS) is a genetic disorder caused by a trisomy of the human chromosome 21 (Hsa21). Overexpression of Hsa21 genes that encode proteins and non-coding RNAs (ncRNAs) can disrupt several cellular functions and ...
    • Westermeier, Francisco; Riquelme, Jaime A.; Pavez, Mario; Garrido, Valeria; Díaz, Ariel; Verdejo, Hugo E.; Castro, Pablo F.; García Nannig, Lorena; Lavandero González, Sergio (Frontiers Media S.A., 2016-04)
      Type 2 diabetes mellitus (T2DM) is a highly prevalent disease worldwide. Cardiovascular disorders generated as a consequence of T2DM are a major cause of death related to this disease. Diabetic cardiomyopathy (DCM) is ...
    • Demoro, Bruno; Sarniguet, Cynthia; Sánchez Delgado, Roberto; Rossi, Miriam; Liebowitz, Daniel; Caruso, Francesco; Olea Azar, Claudio; Moreno, Virtudes; Medeiros, Andrea; Comini, Marcelo A.; Otero, Lucía; Gambino, Dinorah (ROYAL SOC CHEMISTRY, 2012)
      In the search for new therapeutic tools against neglected diseases produced by trypanosomatid parasites, and particularly against African Trypanosomiasis, whose etiological agent is Trypanosoma brucei, organoruthenium ...
    • Faini, Francesca; Labbé, Cecilia; Torres, René; Rodilla, Jesús M.; Silva, Lucía; Monache, Franco Delle (2007)
      Two new phenolic esters 9-trans-p-coumaroyloxy-α-terpineol (1) and 7-trans-p-coumaroyloxy-taedol (2), both endowed with free radical scavenger activity and cleroda-3,13 (E)-dien-15,18-diol (3) for which a cis stereochemistry ...
    • Gajardo, Juana; Araya, Juan C.; Moya, Sergio A.; Pardey, Alvaro J.; Guerchais, Veroniqué; Le Bozec, Hubert; Aguirre, Pedro (2006)
      This work shows the synthesis and characterization of new carbonyl complexes derived of 1,8-naphthyridine. Covalently bonded complex can be successfully employed in building of supramolecular structures. Copyright © 2005 ...
    • Gajardo, Juana; Araya, Juan Carlos; Moya, Sergio A.; Pardey, Alvaro J.; Guerchais, Veronique; Le Bozec, Hubert; Aguirre Álvarez, Pedro (JOHN WILEY & SONS, 2006-04)
      This work shows the synthesis and characterization of new carbonyl complexes derived of 1,8-naphthyridine. Covalently bonded complex can be successfully employed in building of supramolecular structures.
    • Rodríguez Borges, Jorge; Arán, Vicente J.; Boiani, Lucía; Olea Azar, Claudio; Lavaggi, María Laura; González, Mercedes; Cerecetto, Hugo; Diego Maya, Juan; Carrasco Pozo, Catalina; Speisky Cosoy, Hernán (PERGAMON-ELSEVIER SCIENCE LTD, 2009-12-15)
      New 5-nitroindazole derivatives were developed and their antichagasic properties studied. Eight compounds (14-18, 20, 26 and 28) displayed remarkable in vitro activities against Trypanosoma cruzi (T. cruzi). Its unspecific ...
    • Faúndez Parraguez, Manuel; Alarcón Miranda, Carlos; Cho, Young Hwa; Pessoa Mahana, Hernan Armando; Gallardo Garrido, Carlos; Chung, Hery; Faúndez, Mario; Pessoa Mahana, David (MDPI, 2021)
      The activation of the human cannabinoid receptor type II (CB2R) is known to mediate analgesic and anti-inflammatory processes without the central adverse effects related to cannabinoid receptor type I (CB1R). In this work ...
    • Manríquez Castro, Víctor; Galdámez Silva, Antonio; Guzmán Águila, Daniela (Elsevier, 2008)
      A new quaternary alkali metal, rare earth thiophosphate was synthesized by the ceramic method and characterized by single crystal X-ray diffraction: K2SmP2S7 crystallizes in the monoclinic space group C2 (no. 5) with the ...
    • Campanini Salinas, Javier Andrés; Andrades Lagos, Juan Andrés; Hinojosa Torres, Nicolás Antonio; Moreno Ruz, Fabián Eduardo; Alarcón, Pedro; González Rocha, Gerardo; Burbulis, Ian E.; Vásquez Velásquez, David (MDPI, 2021)
      There is an urgent need for the development of new antibiotics. Here, we describe the inhibitory activity of new quinone compounds against methicillin-resistant Staphylococcus aureus (ATCC(R) 43300), methicillin-sensitive ...
    • Cañas, Alejandro; Valdebenito, Samuel; Richter Duk, Pablo (Microextraction Techniques, 2014)
      A novel extraction approach was developed based on rotating-disk sorptive extraction (RDSE). In this approach the rotating-disk extraction device consists of a Teflon disk, with a cavity that is loaded with a commercial ...
    • Kozlovsky, M. V.; Soto Bustamante, Eduardo; Haase, W. (TAYLOR & FRANCIS LTD, 1996-01)
      A synthetic route has been developed to a new series of homo- and co-polysiloxanes with a terminal chiral 2-(S)-butyl fragment attached to the mesogenic biphenyl core via the ketone binding group, >C=O. The synthesis, ...
    • Araya, Juan Francisco; Aliaga, Juan Antonio (Magnolia Press, 2015)
    • Saitz Barría, Claudio; Rodríguez, H.; Márquez, Amelia; Cañete, Alvaro; Jullian Matthaei, Carolina; Zanocco Loyola, Antonio (MARCEL DEKKER INC, 2001)
      A method that allows the synthesis of 4 different heterocyclic systems of fused aryl oxazoles, i.e., naphtho[1,2-d], naphtho[2,1-d], naphtho[2,3-d], and benzo[d]oxazoles in reasonable yield is del scribed. This method ...
    • Mujica, ML; Gallay, PA; Perrachione, F; Montemerlo, AE; Tamborelli, LA; Vaschetti, VM; Reartes, DF; Bollo, S; Rodriguez, MC; Dalmasso, PR; Rubianes, MD; Rivas, GA (Elsevier B.V., 2020)
    • Porcal, Williams; Hernández, Paola; Boiani, Lucía; Boiani, Mariana; Ferreira, Ana; Chidichimo, Agustina; Cazzulo, Juan J.; Olea Azar, Claudio; González, Mercedes; Cerecetto, Hugo (Elsevier Ltd, 2008-07)
      Hybrid compounds containing hydrazones and benzofuroxan pharmacophores were designed as potential Trypanosoma cruzi-enzyme inhibitors. The majority of the designed compounds was successfully synthesized and biologically ...
    • Cornwell, E. (SOCIEDAD CHILENA DE QUIMICA, 2000-12)
      A new vector (V-c) is proposal for structure the topological index of H. P. Schultz (2-MTI). This vector contain elements that correspond to the electron charge density soported on the carbon atoms of the molecule and ...