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  1. No Access

    Article

    Formation of titanium monoxide (001) single-crystalline thin film induced by ion bombardment of titanium dioxide (110)

    A plethora of technological applications justify why titanium dioxide is probably the most studied oxide, and an optimal exploitation of its properties quite frequently requires a controlled modification of th...

    B.M. Pabón, J.I. Beltrán, G. Sánchez-Santolino, I. Palacio… in Nature Communications (2015)

  2. No Access

    Article

    Effects of grain refinement and disorder on the electronic properties of nanocrystalline NiO

    Nanocrystalline NiO thin films have been grown on different substrates by RF magnetron sputtering with mixed O2−Ar plasma composition. The oxygen content of the plasma was varied between 0 and 100 %. The films we...

    G. Domínguez-Cañizares, A. Gutiérrez, J. Chaboy… in Journal of Materials Science (2014)

  3. No Access

    Article

    Study by grazing incident diffraction and surface spectroscopy of amalgams from ancient mirrors

    Characterization of four amalgam surfaces, with different alteration degrees from Andalusia historical mirrors, has been carried out by grazing-incidence X-ray diffraction (GIXRD), and other spectroscopic tech...

    L. K. Herrera, A. Duran, M. L. Franquelo… in Central European Journal of Chemistry (2009)

  4. No Access

    Article

    Effects of Organic Solvents on Immobilized Lipase in Pectin Microspheres

    Lipase from Brevibacillus agri 52 was found stable up to 90% diethylenglycol (DEG), glycerol (GLY), and 1,2 propanediol (1,2 PRO) at 37 °C for 1 h and the stability was reduced only approximately 20% after 12 h i...

    L. Costas, V. E. Bosio, A. Pandey, G. R. Castro in Applied Biochemistry and Biotechnology (2008)

  5. No Access

    Article

    Synchrotron powder diffraction on Aztec blue pigments

    Some samples of raw blue pigments coming from an archaeological rescue mission in downtown Mexico City have been characterized using different techniques. The samples, some recovered as a part of a ritual offe...

    M. Sánchez del Río, A. Gutiérrez-León, G.R. Castro, J. Rubio-Zuazo… in Applied Physics A (2008)

  6. No Access

    Article

    Tangential-flow ultrafiltration: a versatile methodology for determination of complexation parameters in refractory organic matter from Brazilian water and soil samples

    In this work the copper(II) complexation parameters of aquatic organic matter, aquatic and soil humic substances from Brazilian were determined using a new versatile approach based on a single-stage tangential...

    L. P. C. Romão, G. R. Castro, A. H. Rosa… in Analytical and Bioanalytical Chemistry (2003)

  7. No Access

    Article

    Determination of Cu, Ni, and Zn in fuel ethanol by FAAS after enrichment in column packed with 2-aminothiazole-modified silica gel

    This work describes the synthesis and characterization of 2-aminothiazole-modified silica gel (SiAT), as well as its application for preconcentration (in batch and column technique) of Cu(II), Ni(II) and Zn(I...

    P. S. Roldan, I. L. Alcântara, G. R. Castro… in Analytical and Bioanalytical Chemistry (2003)

  8. No Access

    Chapter and Conference Paper

    Organic Solvent Resistant Lipase Produced by Thermoresistant Bacteria

    A thermoresistant microbial wild-type strain designed S-86, which can be grown in presence of 3-methylbutanol in the medium, and can produce lipolytic enzyme was isolated. The S-86 strain was identified as a m...

    S. Torres, G. R. Castro in New Horizons in Biotechnology (2003)

  9. No Access

    Article

    Chromium accumulation by two Streptomyces spp. isolated from riverine sediments

    Strains designated R22 and R25, isolated from Salí River sediments, Argentina, were highly resistant to chromium. These strains were shown by 16S rRNA sequencing studies to be Streptomyces spp.; this affiliation ...

    M J Amoroso, G R Castro, A Durán, O Peraud… in Journal of Industrial Microbiology and Bio… (2001)

  10. No Access

    Article

    Thermostable alkaline proteases of Bacillus licheniformis MIR 29: isolation, production and characterization

     Bacillus licheniformis MIR 29 has been isolated and produces extracellular proteases. It is able to grow at temperatures up to 60 °C and at pH values up to 9.0. Casein was the best carbon source for production o...

    M. A. Ferrero, G. R. Castro, C. M. Abate… in Applied Microbiology and Biotechnology (1996)

  11. No Access

    Chapter

    Connection between cholesterol efflux and atherosclerosis

    Epidemiological studies have consistently demonstrated that the plasma high density lipoproteins (HDL) are inversely correlated with the risk of coronary artery disease (CAD)1,2. HDL are highly heterogeneous with...

    J. C. Fruchart, C. De Geteire, B. Delfy, G. R. Castro in HDL Deficiency and Atherosclerosis (1995)

  12. No Access

    Article

    Antimicrobial activity determined in strains ofBacillus circulans cluster

    C. Perez, C. Suarez, G. R. Castro in Folia Microbiologica (1993)

  13. No Access

    Chapter and Conference Paper

    Characterization of Lipoprotein Particles Containing Apolipoprotein A-IV

    Human apolipoprotein A-IV (apo A-IV) is a 46,000 KD protein which is synthesized predominantly in the small intestine (Green et al., 1979 and 1980).

    G. R. Castro, N. Duverger, P. Duchateau, J. C. Fruchart in Human Apolipoprotein Mutants III (1993)