Browsing by Title Artículos de revistas
Now showing items 277-296 of 2801
-
(México Federación Latinoamericana de Química, 1990)The leaves of P. glandulosa contain the active meroterpenoid bakuchiol, as well as angelicin, psoralen and a new cinnamic derivative.
-
(PERGAMON-ELSEVIER SCIENCE LTD, 2002-09)Sulphur distribution with an insight in S-organic fractions was studied in volcanic-ash derived soils of Chile (Typic Dystrandepts, Palehumult) by isolating each fraction and measuring S directly by instrumental elemental ...
-
(Temuco, Chile, Universidad de la Frontera, Facultad de Ciencias Agropecuarias, 1999)En los suelos evaluados en este estudio junto con la determinación de la dinámica del carbono y la actividad biológica se determinó el status de algunos macroelementos esenciales. Entre los nutrientes de importancia se ...
-
(1969)The shift of the first and second spin allowed bands due to the stepwise replacement of the nitrogen atoms in a complex of Cr(III) of the CrN6 type by oxygen atoms of water or of carboxylic groups is analyzed in terms of ...
-
(Pergamon Press, 1969)The shift of the first and second spin allowed bands due to the stepwise replacement of the nitrogen atoms in a complex of Cr(III) of the CrN6 type of oxigen atoms of water or of carboxylic groups is analized in terms of ...
-
(Elsevier, 2016)Doxorubicin (Doxo) is one of the most effective anti-neoplastic agents but its cardiotoxicity has been an important clinical limitation. The major mechanism of Doxo-induced cardiotoxicity is associated to its oxidative ...
-
(John Wiley and Sons Inc., 1999)The effect of the basicity of methyl-amines on hydrogen bonding (HB) with HCOOH is examined in both gas and solution phases. In the gas phase, the strength of HB may be related to the proton affinity (PA) difference between ...
-
(2013)ABSTRACT Chloride selective polymeric liquid membrane electrode has been developed by using Bis-(2-ethylhexyl) Sebacate (DOS) as plasticizer and 2-[5-(4-nitrophenyl) furyl]-4,5-diphenyl imidazole (FFDFIN) as ionophore. ...
-
(Sociedad Chilena de Química, 2003)The feasibility of MASE application in the determination of Bensulfuron-methyl (BSM) in soils with different organic matter content, consequently with a different capability to absorb this herbicide is studied. Hydrolysis ...
-
(ELSEVIER SCIENCE BV, 2011-01)Autophagy is a physiological degradative process key to cell survival during nutrient deprivation, cell differentiation and development. It plays a major role in the turnover of damaged macromolecules and organelles, and ...
-
(PORTLAND PRESS, 1992-04)Beta-glucosidade was purified from the culture supernatant of penicillium purpurogenum. The purified enzyme was homogeneous on both nondenaturing and sodium dodecyl sulfate (SDS)-polyacrylamide gel electrophoresis. The ...
-
(Elsevier GmbH, 2017)© 2017 Elsevier GmbH Nitrofurantoin (NFT), an antimicrobial drug used for the treatment of uncomplicated lower urinary tract infections, produces gastrointestinal adverse effects that compromise treatment compliance. These ...
-
(Elsevier B.V., 2019)
-
(AMERICAN PHYSICAL SOC, 2000-01)Thin freely suspended films of a mixture of an achiral side-chain liquid crystal polymer and its monomer have been studied with depolarized reflected light microscopy. We observe that regions with an odd number of bilayers ...
-
Binding of dihydroxynaphthyl aryl ketones to tubulin colchicine site inhibits microtubule assembly (Elsevier, 2015)Dihydroxynaphthyl aryl ketones 1e5 have been evaluated for their abilities to inhibit microtubule assembly and the binding to tubulin. Compounds 3, 4 and 5 displayed competitive inhibition against colchicine binding, and ...
-
(ELSEVIER SCIENCE INC, 2002-04-16)The white rot basidiomycete Ceriporiopsis subvermispora secretes the ligninolytic enzymes manganese-dependent peroxidase (MnP) and laccase to the extracellular medium. The promoter region of the laccase gene (Cs-lcsl) ...
-
(2018)The aim of the study was to characterize the bioactivity and storability of a steam juicer extract from murta (Ugni molinae T.) berries, comparing with the bioactive quality of the fresh fruit. An extraction assay was ...
-
(ELSEVIER, 2010)Gold nanoparticles (GNPs) offer a great promise in biomedicine. Currently, there is no data available regarding the accumulation of nanoparticles in vivo after repeated administration. The purpose of the present study ...
-
(Taylor & Francis, 2020)Monofloral Ulmo honey is a very appreciated product in the international market but more information is needed in order to support their health properties. Total phenolic and flavonoid contents, antioxidant capacity and ...
-
(2002)Acaena splendens H. et A. has been used in Chilean folk medicine for the treatment of fever and inflammation. A description of the in vivo reduction of bacterial pyrogen-induced fever in rabbits and carrageenan-induced paw ...