Now showing items 1454-1473 of 2727

    • Bittner, Alex; Castro Gálvez, Pablo; Pérez, Osvaldo; Corbalán, Ramón; Alcaíno Olivares, Hernán Alejandro; Troncoso Cotal, Rodrigo Hernán; Chiong Lay, Mario; Díaz Araya, Guillermo; Vicencio, José Miguel; Moraga, Francisco; Zanolli, Diego; Winter, José L.; Zamorano, Juan J.; Lavandero González, Sergio (Sociedad Chilena de Cardiología y Cirugía Cardiovascular, 2006)
      La metaloproteinasa (MMPs) son enzimas proteolíticas que participan en la inestabilidad de la placa aterosclerótica. En cultivos celulares, la actividad de metaloproteinasas-2 y 9 (MMP-2 y MMP-9) aumenta en presencia de ...
    • Chávez, H. (Colegio de Químicos Farmacéuticos de Chile (A:G:), 1985)
      Es cada vez más evidente que la informática (manejo de información) y los computadores (procesadores de información), están cambiando nuestro sistema de vida. Por ahora podemos decir que el computador nos ofrece las ...
    • Chávez, H. (Colegio de Químicos Farmacéuticos de Chile, 1980)
      La materia viva nos permite fijar un marco de referencia desde el punto de vista de las dimensiones. Las células y bacterias tienen tamaños que varían entre 0,2 y 10 micrones; los componentes celulares y los virus entre ...
    • Arancibia, Aquiles (Organización de Farmacéuticos Ibero-Latinoamericanos, 1990)
      Se describe el impacto de la revolución industrial en el ejercicio de la profesión farmacéutica la cual viene también condicionada por la formación académica adquirida. Se revisa criticamente el contenido de los planes ...
    • Arancibia, Aquiles (Real Academia de Farmacia, 1996)
      Sin resumen
    • Primo, Emiliano N.; Kogan Bocian, Marcelo; Verdejo, Hugo E.; Bollo Dragnic, Soledad; Rubianes, María D.; Rivas, Gustavo A. (American Chemical Society, 2018)
      © 2018 American Chemical Society. We report the first optical biosensor for the novel and important cardiac biomarker, galectin-3 (Gal3), using the anti-Gal3 antibody as a biorecognition element and surface plasmon resonance ...
    • Sierpe, Rodrigo; Kogan, Marcelo J.; Bollo Dragnic, Soledad (MDPI, 2020)
      Prothrombin-related thrombophilia is a genetic disorder produced by a substitution of a single DNA base pair, replacing guanine with adenine, and is detected mainly by polymerase chain reaction (PCR). A suitable alternative ...
    • Lavanderos, Leonardo; Pozo, María Eugenia; Pattillo, Carlos; Miranda, Hernán (Kluwer Academic Publishers, 1990)
      Spatial heterogeneity of the Rapel reservoir surface waters is analyzed through Landsat images. The image digital counts are used with the aim or developing an aprioristic quantitative sample design.Natural horizontal ...
    • Borisova, Nataliya E.; Kostin, Andrey A.; Eroshkina, Elizaveta A.; Reshetova, Marina D.; Lyssenko, Konstantin A.; Spodine Spiridonova, Evgenia; Puntus, Lada N. (Wiley, 2014)
      A series of lanthanide(III) complexes (Ln = La to Lu) with 2,2 -bipyridyl-6,6 -dicarboxamide ligands were obtained. The X-ray structure of the di(N-ethylanilide) of 2,2 -bipyridyl- 6,6 -dicarboxylic acid is reported. ...
    • Basualto Flores, Carlos; Gaete, José; Molina, Lorena; Valenzuela Lozano, Fernando; Yáñez Soto, Claudia; Marco, José F. (National Institute for Materials Science, 2015)
      In this work, an adsorbent was prepared based on the attachment of organophosphorus acid extractants, namely, D2EHPA, CYANEX 272, and CYANEX 301, to the surface of superparamagnetic magnetite (Fe3O4) nanoparticles. The ...
    • Labarca, Pedro; Wolff, Daniel; Soto, Ubaldo; Necochea, Cecilia; Leighton, Federico (Springer-Verlag, 1986)
      Fusion of a highly purified fraction of rat liver peroxisomal membranes to planar lipid bilayers incorporates large, cation-selective voltage-dependent pores. The PK/PCl ratio of these pores, estimated in KCl gradients, ...
    • Cancino, Patricio; Spodine Spiridonova, Evgenia; Paredes García, Verónica; Venegas Yazigi, Diego; Vega, Andrés (International Union of Crystallography, 2013)
      In the structure of the title compound, {[Cu2(C10H2O8)- (H2O)6] 4H2O}n, the benzene-1,2,4,5-tetracarboxylate ligand, (btec)4 , is located on a crystallographic inversion centre in a 4-coordination mode. The coordination ...
    • Schalscha, E.; Morales, M.; Pratt, P. (1987)
      Soil samples collected in 1982 and 1983 from locations near an industrial park consisting of a Mo ore processing plant and a car battery manufacturing industry were analyzed for total and extractable Mo and Pb. Grass samples ...
    • Jalil Milad, Jorge; Palomera Gómez, Cristián Alejandro; Ocaranza, María Paz; Godoy, Iván; Román, Maritza; Chiong Lay, Mario; Lavandero González, Sergio (EXCERPTA MEDICA INC, 2003-09-15)
      In patients with hypertension who have the DD-ACE genotype (higher angiotensin-converting enzyme [ACE] activity), plasma levels of angiotensin-(1-7) are 4 times lower than in patients with the II-ACE genotype (lower ACE ...
    • Soto Bustamante, Eduardo; González Henríquez, Carmen M.; Vergara Toloza, Rafael Orlando; Haase, Wolfgang (ROYAL SOC CHEMISTRY, 2012)
      Five copolymers were prepared by polymerization of azo-benzene methacrylate monomers in solution using AIBN as initiator. The mesophases were observed by a polarizing light microscope which showed tilted smectic C phases ...
    • Bejarano, Julián; Rojas, Aldo; Ramírez Sagredo, Andrea; Riveros Salvatierra, Ana; Morales Zavala, Francisco; Flores, Yvo; Riquelme Meléndez, Jaime; Guzmán, Fanny; Araya, Eyleen; Chiong Lay, Mario; Ocaranza, María Paz; Morales Montecinos, Javier; Villamizar Sarmiento, María Gabriela; Sánchez Vergara, Gina; Lavandero González, Sergio; Kogan, Marcelo J. (Elsevier, 2020)
      Angiotensin-(1-9), a component of the non-canonical renin-angiotensin system, has a short half-life in blood. This peptide has shown to prevent and/or attenuate hypertension and cardiovascular remodeling. A controlled ...
    • Spag Hagar, Jaime (Sociedad Chilena de Tecnología de Alimentos, 1976)
      La limpieza constituye una operación crítica en la industria alimentaria. Generalmente se tiende a considerar como impurezas o suciedad solamente a materias tales como tierra, pesticidas, microorganismos, grasas, carbohidratos, ...
    • Castro Olivares, Rafael; Günther Sapunar, Germán; Zanocco Loyola, Antonio; Lemp Miranda, Else (2009)
      Detection of O2(1 g) emission, max = 1270 nm, following laser excitation and steady-state methodswere employed to measure the total reaction rate constant, kT, and the reactive reaction rate constant, kR, for the reaction ...
    • Lemp Miranda, Else; Zanocco Loyola, Antonio; Lissi Gervaso, Eduardo A. (2003)
      Linear solvation energy relationship, LSER, and theoretical linear solvation energy relationship, TLSER, formalisms are applied to the analysis of solvent effects on singlet oxygen reactions. Treatments allow quantitative ...
    • Rajakumar, S.; Gaskell, J.; Cullen, C.; Lobos, S.; Karahanian, Eduardo; Vicuña E., Rafael (AMER SOC MICROBIOLOGY, 1996-07)
      Lignin peroxidase-like genes were PCR amplified from Phanerochaete sordida and Ceriporiopsis subvermispora, fungi lacking lignin peroxidase (LiP) activity. Amplification products were highly similar to previously described ...