Browsing by Title Facultad de Ciencias
Now showing items 3678-3697 of 8178
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(Universidad de Chile, 2014)
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(Universidad de Chile, 2015)En la siguiente tesis presento un estudio que combina geomorfología, estratigrafía y geocronología radiocarbonica del área de Coyhaique - Balmaceda (45° - 46°), en Patagonia centro, para descifrar la estructura temporal y ...
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(Universidad de Chile., 2019-04)Los cambios climáticos durante los últimos 16,000 años antes del presente (AP: antes del presente), han sido impulsados en gran medida por cambios en la concentración de CO2 en la atmósfera [CO2]. El recambio de especies ...
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(Universisdad de Chile, 1998)La comprensión de los procesos de producción de carbono orgánico y regulación biológica del flujo de carbono ha sido, por mucho tiempo, uno de los objetivos principales de los estudios teóricos y aplicados en ecosistemas. ...
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(Universidad de Chile, 2010)Debido a su capacidad de formar complejos de coordinación con ligandos orgánicos, el hierro participa ei1 procesos celulares básicos como fosforilación oxidativa, transporte y almacenamiento de oxígeno, metabolismo de ...
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(Taylor and Francis Inc., 2016)© 2016, Copyright © Taylor & Francis Group, LLC. The natural dyes lawsone and plumbagin (1,4-naphthoquinones) were studied by using fluorescence, Raman, infrared (IR), surface-enhanced Raman scattering (SERS), and ...
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(COLD SPRING HARBOR LAB PRESS, 2006-03)The goal of this work was to determine the binding properties and location of 4',6-diamidino-2-phenyl=indole (DAPI) complexed with tubulin. Using fluorescence anisotropy, a dissociation constant of 5.2 +/- 0.4 mu M for the ...
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(2006)The goal of this work was to determine the binding properties and location of 4′,6-diamidino-2-phenylindole (DAPI) complexed with tubulin. Using fluorescence anisotropy, a dissociation constant of 5.2 ± 0.4 μM for the ...
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Fluorescent labeling of the nucleotide site in cytosolic rat liver phosphoenolpyruvate carboxykinase (1991)Reaction of rat liver phosphoenolpyruvate carboxykinase (GTP: oxaloacetate carboxy-lyase (transphosphorylating), EC 4.1.1.32) with the alkylating fluorescent probe N-(iodoacetylaminoethyl)-5-naphthylamine-1-sulfonic acid ...
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(Wiley, 2015)Flying Dinosaurs is a timely popular work, focusing especially on the latest research related to the dinosaur-bird link. This short and enjoyable book provides an updated summary of discoveries such as dinosaurs preserved ...
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(2011)Phosphofructokinase-2 is a 66 kD homodimer whose subunits are associated by means of a bimolecular domain, the β-clasp, which is linked to the larger portion of each subunit by a reentrant chain topology. To investigate ...
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(Wiley & Sons, 2015)
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(2009)Pollination is a requisite for sexual reproduction in plants and its success may determine the reproductive output of individuals. Pollinator preference for some floral designs or displays that are lacking or poorly developed ...
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(Universidad de Chile, 2014)
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(Blackwell Publishing Ltd, 2017)© 2016 John Wiley & Sons Ltd Aim: We use an integrative biogeographical approach to further understand the evolution of an important Southern Ocean marine benthic element, the limpet genus Nacella (Mollusca: Patellogastropoda). ...
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(1992)Polyglutamate analogs of folate and related compounds were tested as inhibitors of casein kinase II (CK II) obtained from Xenopus laevis. The inhibitory capacity of the pteroyl, 4-amino-10-methyl pteroyl (the methotrexate ...
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(Ecological Society of America, 1997)The degu, Octodon degus (Rodentia, Octodontidae) is a diurnal herbivore inhabiting the semiarid and mediterranean environments of northern and central Chile. In the field, degus are constrained to specific foraging areas, ...
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(2013)We assessed foraging activity of insectivorous bats in a fragmented landscape of central Chile including native temperate forest, forest fragments, commercial pine plantations and local human settlements. Overall bat ...
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(Public Library Science, 2016)Theoretical models predict that animals should make foraging decisions after assessing the quality of available habitat, but most models fail to consider the spatio-temporal scales at which animals perceive habitat ...