Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 44621-44640 of 98912
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(Oxford University Press, 2018)© The Author(s) 2018. Published by Oxford University Press on behalf of the Society for Experimental Biology. Phytoene synthase (PSY) is the first committed enzyme of the carotenoid biosynthesis pathway and the most important ...
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(Elsevier Ltd, 2018)© 2018 Elsevier LtdIn this study, the morphology and ultrastructure of Genypterus blacodes spermatozoa were characterized through scanning and transmission electron microscopy. Findings revealed that the G. blacodes ...
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(Blackwell Publishing Ltd, 2018)© 2018 John Wiley & Sons Ltd Aim: The distribution and genetic composition of marine populations is the result of climatic and oceanographic factors as well as life history strategies. Studying species with wide distributions ...
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(American Chemical Society, 2018)© 2018 American Chemical Society. We report on several parameters that can be used to describe the 1-ethyl-3-methyl-4,5-(X2)imidazolium cations (where X = H, Br, and I) within the Canongia-Lopez and Padua Force Field (CL&P) ...
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(American Chemical Society, 2018)© 2018 American Chemical Society.Protein-functionalized cellulose fibrils, having various amounts of covalently bonded proteins at their surface, were successfully extracted from the tunic of Pyura chilensis tunicates using ...
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(University of Szeged, 2018)© 2018, University of Szeged. All rights reserved. In this paper we study a periodic impulsive Hopfield-type neural network system with piecewise constant argument of generalized type. Under general conditions, existence ...
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(MDPI AG, 2018)© 2018 by the authors. Licensee MDPI, Basel, Switzerland. Acidithiobacillus ferrooxidans resists extremely high concentrations of copper. Strain ATCC 53993 is much more resistant to the metal compared with strain ATCC ...
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(American Chemical Society, 2018)© 2018 American Chemical Society. Antimony and bismuth «111» layered perovskites have recently attracted significant attention as possible, nontoxic alternatives to lead halide perovskites. Unlike lead halide perovskites, ...
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(Springer Verlag, 2018)© 2018, Springer-Verlag GmbH Germany, part of Springer Nature. Main conclusion: Bud-break assays under forced growth conditions suggest that a drop in ABA content and an increase in sugars are common features in the sprouting ...
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(Elsevier Ireland Ltd, 2018)© 2018 The centrosomal protein γ-tubulin is part of the cytoplasmic γ-tubulin small (γ-TuSCs) and large complexes (γ-TuRCs). Both, molecular and cellular evidence indicate that γ-tubulin plays a central role in microtubule ...
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(Canadian Science Publishing, 2018)© Her Majesty the Queen in right of Canada 2018. Most animals must cope with seasonal fluctuations in environmental conditions, including variations in food availability and composition. Accordingly, it is expected that ...
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(Walter de Gruyter GmbH, 2018)© 2018 Walter de Gruyter GmbH, Berlin/Boston 2018. Information on how wildlife is affected by pine plantation clearcutting is relevant for designing management strategies to promote biodiversity conservation in productive ...
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(Elsevier B.V., 2018)© 2018 Osteosarcoma is a malignant bone tumor that occurs mainly in children and adolescents. Because Wnt signaling has been implicated in the pathogenesis of osteosarcoma, we have investigated the circulating and local ...
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(Academia Sinica, 2018)Liolaemus is a particularly species-rich radiation of New World iguanid lizards from southern South America. Thanks to intense systematic and taxonomic research, the knowledge on its species-level diversity has increased ...
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(Elsevier Ireland Ltd, 2018)© 2018 Elsevier B.V.Insect metamorphosis has been a classic model to understand the role of hormones in growth and timing of developmental transitions. In addition to hormones, transitions in some species are regulated by ...
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(Elsevier B.V., 2018)© 2018 British Mycological SocietyNumerous endoxylanases from mesophilic fungi have been purified and characterized. However, endoxylanases from cold-adapted fungi, especially those from Antarctica, have been less studied. ...
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(Springer, 2018)Life in saline environments represents a major physiological challenge for birds, particularly for passerines that lack nasal salt glands and hence are forced to live in environments that do not contain salty resources. ...
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(Pontificia Universidad Catolica de Chile, Facultad de Agronomia e Ingenieria Forestal, 2018)Canes obtained from one-year-old stems of the grapevine cultivars Cabernet Franc, Malbec, Merlot, Sauvignon Blanc and Syrah (all non-grafted) were used as models to test their susceptibility to Diplodia seriata and ...
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(American Chemical Society, 2018)Archeological studies in the United States, Mexico, and Peru suggest that mescaline, as a cactus constituent, has been used for more than 6000 years. Although it is a widespread cactus alkaloid, it is present in high ...
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TNF-α increases production of reactive oxygen species through Cdk5 activation in nociceptive neurons (Frontiers Media, 2018)The participation of reactive oxygen species (ROS) generated by NOX1 and NOX2/NADPH oxidase has been documented during inflammatory pain. However, the molecular mechanism involved in their activation is not fully understood. ...
