Browsing by Title Facultad de Ciencias Químicas y Farmacéuticas
Now showing items 471-490 of 4844
-
(Universidad de ChilePrograma Cybertesis, 2007)El hongo filamentoso Sphaceloma rhois sintetiza giberelinas, principalmentela giberelina A4, metabolitos secundarios diterpénicos activos como fitohormonas.En esta memoria de título se caracterizó la biosíntesis de giberelinas ...
-
(Universidad de Chile, 2018)En el último tiempo ha surgido con fuerza la necesidad de reemplazar el uso de combustibles fósiles para la generación de energía. Esto ha impulsado la investigación en las energías renovables no convencionales (ERNC) ...
-
(Kluwer Academic Publishers, 1992)Azotobacter vinelandii was better than either Derxia gummosa or Rhizobium trifolii for sorption of UO2 2+. Its maximum binding capacity was 0.25 mmol UO2 2+/g dry biomass with an affinity constant of 333 l/mmol at pH 4.1 ...
-
(WILEY-BLACKWELL PUBLISHING, 2011-01)The structure of the ionic title compound, (C(5)H(7)N(6))(2)[Nd(2)(C(5)O(5))(4)(H(2)O)(8)], consists of anionic dimers built around an inversion centre and is made up of an NdIII cation, two croconate (croco) dianions and ...
-
(1990-01-30)[Cu(C~4H~oBr2NO)2], Mr=799.6, monoclinic, P2~/n, a=17.866(5), b=21-963(6), c = 14.128 (4) A, ,8 = 93"16 (2) ° V = 5535 (2) A 3, Z= 8, Dx =l'919Mgm -3, /z=6.54mm -~, A(MoKa) = 0-71069 A, F(000) = 3096, T= 293 K, final R ...
-
(International Union of Crystallography, 1995)The CoII atom in the title complex. [CoBr2(C19H28N2O-Si)], has a tetrahedral environment and is coordinated to bis(o-dimethylaminomethylphenyl)methylsilanol in a bidenate fashion and to two Br anions
-
(Universidad de Chile, 2016)Los fibroblastos cardiacos son las principales células encargadas de la reparación y mantenimiento de la matriz extracelular del tejido cardiaco, aunque en los últimos años se ha determinado que pueden secretar y responder ...
-
Bloqueo farmacológico de los receptores [beta]-adrenérgicos en ratas en el periodo de subfertilidad (Universidad de ChileCyberDocs, 2011)En la actualidad la mujer ha decido posponer la maternidad hasta después de los 30 años. El aplazar la maternidad hacia la ventana de subfertilidad (31 a 41 años), provoca una disminución de la fertilidad y en el éxito ...
-
(Wiley-VCH Verlag, 2018)© 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim Lipid droplets (LDs) have been recognized as highly dynamic cellular organelles involved in important biological functions for the survival of organisms such as supplying ...
-
(1994)Boldo (Peumus boldus Mol.), a Chilean tree traditionally employed in folk medicine and recognized as a herbal remedy in a number of pharmacopoeias, mainly for the treatment of liver ailments, has recently been the subject ...
-
(2011)Objectives This study was designed to investigate the potential protective effect of a methanolic extract of Peumus boldus leaves on UV light and nitric oxide (NO)-mediated DNA damage. In addition, we investigated the ...
-
(2004)DFT calculations on Cu4(μ3-X)4L 4 (X = H, CH3, CCH, F, Cl, Br, I; L = NH3, PH3) indicate that, regardless of its nature, X- acts essentially as a two-electron σ-type ligand and that the covalent part of the Cu⋯Cu bonding ...
-
(Elsevier, 2016)The immobilization of three amino-beta-cyclodextrin derivatives on gold surfaces via different bottom-up approaches was evaluated using cyclic voltammetry and surface plasmon resonance. Direct adsorption on gold and covalent ...
-
(1988)‘Marraqueta’ and ‘Hallulla’ breads, widely consumed in Chile, were enriched with 6, 9 and 12% full‐fat sweet lupin flour (FFLF) containing a small amount of alkaloids (0.025%) and 42.8% protein. Physical characteristics ...
-
(1989)The exchange between bromide and chloride counterions at the surfaces of dioctadecyldimethylammonium vesicles has been examined through fluorescence quenching experiments. The quenching of the fluorescence of vesicle-incorporated ...
-
(American Chemical Society, 1989)The exchange between bromide and chloride counterions at the surfaces of dioctadecyldimethylammonium vesicles has been examined through fluorescence quenching experiments. The quenching of the fluorescence of vesicle-incorporated ...
-
(1995)Bromination of 2,4,6-tri-O-benzoyl-3-deoxy-d-erytro-hex-2-enono-1,5-lactone (1) took place diastereoselectively to afford a single product: 2,4,6-tri-O-benzoyl-2,3-dibromo-3-deoxy-d-altrono-1,5-lactone (2). The configuration ...
-
(MDPI, 2021)Currently, most vaccines available on the market are for parental use; however, this may not be the best option on several occasions. Mucosal routes of administration such as intranasal, sublingual, and buccal generate ...
-
(Springer, 2020)
-
Buccal delivery of small molecules and biologics: of mucoadhesive polymers, films, and nanoparticles (Elsevier, 2017)Buccal delivery of macromolecules (biologics) sets a great challenge for researchers. Although several niche small molecule products have been approved as simple sprays, tablets and oral films, it is not simply a case of ...