Browsing by Title Artículos de revistas

Now showing items 343-362 of 2801

    • Capillary electrophoretic determination of ions in soils / determinación de iones en suelos por ... 
      Ahumada Torres, Aída Inés de Lourdes; Schalscha B., Eduardo; Soto, R. (SOCIEDAD CHILENA DE QUIMICA, 1997-12)
      The applicability, sensitivity and repetitivity, as well as general aspects of the Capillary Zone Electrophoresis (CZE) technique was studied as applied in the identification and quantification of Cl-, NO3-, HCO3-, SO42-, ...
    • Capillary zone electrophoresis as a method for identification of golden kinglip (Genypterus blacodes) species ... 
      Larraín Barth, María Angélica; Abugoch James, Lilian; Quitral Robles, Vilma; Vinagre, Julia; Segovia, C. (ELSEVIER SCI LTD, 2002-03)
      Capillary zone electrophoresis (CZE) was used to study the effect of frozen storage on the electrophoretic patterns of sarcoplasmic proteins (SAR) extracted from fillets of golden kinglip (Genypterus blacodes) species using ...
    • Capping biological quantum dots with the peptide CLPFFD to increase stability and to reduce effects on cell ... 
      Riveros, A. L.; Astudillo, J.; Vásquez, C.; Jara, Danilo; Guerrero Hernández, Ariel; Gúzman, F.; Osorio Román, Igor; Kogan Bocian, Marcelo (Springer, 2016)
      Highly fluorescent nanoparticles, or quantum dots, have multiple applications in biology and biomedicine; however, in most cases, it is necessary to functionalize them to enhance their biocompatibility and selectivity. ...
    • Capping gold nanoparticles with modified chitosan polymers for biomedical applications 
      Mena, Juan F.; Neira Carrillo, Andrónico; Yazdani-Pedram Zobeiri, Mehrdad; Kogan Bocian, Marcelo (American Scientific Publishers, 2013)
      With the purpose of obtaining stable and non-toxic nanocomposites with potential biomedical applications we coated gold nanoparticles (AuNP) with chitosan (CHI) and CHI grafted with poly(Nisopropilacrylamide) (PNIPAAm) and ...
    • CAPRYDAA, an anthracene dye analog to LAURDAN: a comparative study using cuvette and microscopy 
      Castro Castillo, Vicente; Gajardo, Javier; Sandoval Altamirano, Catalina; Gratton, Enrico; Sánchez, Susana; Malacrida, Leonel; Gunther, German (Royal Society of Chemistry, 2020)
      We synthesized an anthracene derivative with solvatochromic properties to be used as a molecular probe for membrane dynamics and supramolecular organization. A nine carbon atom acyl chain and a dimethylamino substitution ...
    • Caracterización del aceite de coquito de palma chilena (Jubaea chilensis) 
      Masson Salaué, Lilia; Camilo Manríquez, Conrado; Torija, M. Esperanza (INST GRASA SUS DERIVADOS, 2008-01)
      Se analizan las características generales del coquito de palma chilena y se estudia con detalle la composición de su aceite. Con este objetivo, se analizan 4 lotes de coquitos procedentes de las dos regiones de Chile ...
    • Carbon nanofiber screen printed electrode joined to a flow injectionsystem for nimodipine sensing 
      Salgado Figueroa, Paola; Gutiérrez, C.; Squella Serrano, Juan (Elsevier, 2015)
      tA simple and sensitive electrochemical method using pretreated carbon nanofiber screen printed elec-trodes joined to a flow injection analysis (CNF-SPE-FIA) system was developed to analyze nimodipine(NMD) in pharmaceutical ...
    • Carbon Nanotubes Electrochemistry Allows the In Situ Evaluation of the Effect of β-Sheet Breakers on the ... 
      de la Fuente, Elizabeth; Adura, Carolina; Kogan Bocian, Marcelo; Bollo Dragnic, Soledad (2012)
      The inhibition of aggregation and disaggregation effect of a β-sheet breaker was evaluated by in situ electrochemistry of the Aβ 1-42 peptide. The exposition of 10tyr residue was followed using a carbon nanotubes modified ...
    • Carbon nanotubes non-covalently functionalized with cytochrome c: A new bioanalytical platform for building ... 
      Eguílaz, Marcos; Venegas, Constanza; Gutiérrez, Alejandro; Rivas, Gustavo; Bollo Dragnic, Soledad (Elsevier, 2016)
      We report for the first time the use of glassy carbon electrodes (GCE) modified by drop-coating with multi-walled carbon nanotubes (MWCNTs) dispersed in cytochrome c as platform for the construction of bienzymatic biosensors, ...
    • Carboxymethylcellulose from bleached organosolv fibers of eucalyptus nitens: synthesis and physicochemical ... 
      Yáñez-S, Mauricio; Matsuhiro, Betty; Maldonado, Santiago; González, Raúl; Luengo, Jorge; Uyarte, Omar; Serafine, Daniel; Moya, Sergio; Romero, Julio; Torres, Rodrigo; Kogan Bocian, Marcelo (Springer, 2018-05)
      The objective of the present study was to synthesize sodium carboxymethylcellulose from Eucalyptus nitens cellulose. The cellulose extraction was carried out in three stages. In the first stage, E. nitens wood was fractionated ...
    • Cardiac fibroblasts as sentinel cells in cardiac tissue: Receptors, signaling pathways and cellular functions 
      Díaz Araya, Guillermo; Vivar Sánchez, Raúl; Humeres Martínez, Claudio; Boza Fuentes, Pía; Bolívar, S.; Muñoz, C. (Elsevier, 2015)
      Cardiac fibroblasts (CF) not only modulate extracellular matrix (ECM) proteins homeostasis, but also respond to chemical and mechanical signals. CF express a variety of receptors through which they modulate the proliferation/cell ...
    • Cardiomyocyte ryanodine receptor degradation by chaperone-mediated autophagy 
      Pedrozo Cibils, Zully; Torrealba, Natalia; Fernández, Carolina; Gatica, Damián; Toro, Barbra; Quiroga, Clara; Rodríguez, Andrea E.; Sánchez, Gina; Gillette, Thomas G.; Hill, Joseph A.; Donoso Laurent, Paulina; Lavandero González, Sergio (the European Society of Cardiology, 2013)
      Aims Chaperone-mediated autophagy (CMA) is a selective mechanism for the degradation of soluble cytosolic proteins bearing the sequence KFERQ. These proteins are targeted by chaperones and delivered to lysosomes where ...
    • Cardiomyopathies produced by toxoplasma gondii 
      Arribada, Arturo; Escobar, Edgardo (1968)
      Eleven cases of cardiomyopathy are presented in which the toxoplasmic infection was ascertained by serologic study. The parasite was recovered from the heart in one of them. All other common etiologies were ruled out by ...
    • Cardiovascular autophagy concepts, controversies, and perspectives 
      Lavandero González, Sergio; Troncoso Cotal, Rodrigo; Rotherme, Beverly; Martinet, Wim; Sadoshima, Junichi; Hill, Joseph (Taylor and Francis Inc., 2013)
      Despite recent scientific and technological advances, cardiovascular disease remains the leading cause of morbidity and mortality worldwide. Autophagy, an evolutionarily ancient response to cellular stress, has been ...
    • Carminic acid linked to silica nanoparticles as pigment/antioxidant bifunctional excipient for pharmaceutical ... 
      Arriagada, Francisco; Ugarte Núñez, Catalina; Günther Sapunar, Germán; Larraín Barth, María Angélica; Guarnizo Herrero, Víctor; Nonell, Santi; Morales Valenzuela, Javier (MDPI, 2020)
      The incorporation of pigments and natural polyphenols into inorganic matrices, resulting in a hybrid material that improves the resistance and chemical stability of the pigments and the antioxidant capacity of the materials, ...
    • Carotenoid cocktail produced by an Antarctic soil flavobacterium with biotechnological potential 
      Pradel, Paulina; Calisto, Nancy; Navarro, Laura; Barriga, Andrés; Vera, Nicolás; Aranda, Carlos; Simpfendorfer, Robert; Valdés, Natalia; Corsini, Gino; Tello, Mario; González, Alex R. (MDPI, 2021)
      Carotenoids are highly important in pigmentation, and its content in farmed crustaceans and fish correlates to their market value. These pigments also have a nutritional role in aquaculture where they are routinely added ...
    • Carvedilol corrects interventricular and interventricular dyssynchrony in chronic heart failure. 
      Castro, Pablo; Mc-Nab, Pablo; Bittner, Alex; Greig, Douglas; Quintana, Juan Carlos; Chiong Lay, Mario; Díaz Araya, Guillermo; Valenzuela, Rodrigo; Vergara, I.; Corbalán, Ramón; Lavandero González, Sergio (ELSEVIER SCIENCE INC, 2005-02-01)
      Meeting Abstract
    • Case report: molecular features and treatment options for small bowel adenocarcinoma 
      Córdova Delgado, Miguel Angel; Pizarro, Gonzalo; Pinto, Mauricio P.; Herrera, María Elisa; Garrido, Marcelo (Frontiers Media, 2021)
      Small bowel adenocarcinoma (SBA) is a rare malignancy characterized by poor prognosis. Recent efforts have sought to elucidate the genetic landscape and the molecular drivers behind this disease. Herein, we report the main ...
    • Catalytic activity of a new Ru(ii) complex for the hydrogen transfer reaction of acetophenone and: N ... 
      Pérez-Zúñiga, C.; Negrete-Vergara, C.; Yáñez, Mauricio; Aguirre, Pedro; Zúñiga, César A.; Cantero-López, Plinio; Arratia-Pérez, Ramiro; Moya, Sergio A. (Royal Society of Chemistry, 2019)
      The synthesis and characterization of a new ruthenium(ii) complex containing a hemilabile P^N-ligand are reported. The catalytic activity of this complex was evaluated in the hydrogen transfer reaction of acetophenone and ...
    • Catalytic aspects of metallophthalocyanines adsorbed on gold-electrode. Theoretical exploration of the ... 
      Miranda Rojas, Sebastián; Sierra Rosales, Paulina; Muñoz Castro, Alvaro; Arratia Pérez, Ramiro; Zagal Moya, José H.; Mendizábal Emaldía, Fernando (Royal Soc Chemistry, 2016)
      The need of deeper insights regarding the inner working of catalysts represents a current challenge in the search of new ways to tune their activities towards new chemical transformations. Within this field, metallophtha ...