Browsing by Title
Now showing items 75-94 of 91499
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(Universidad de Chile. Instituto de Nutrición y Tecnología de los Alimentos, 2023)
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(Nature, 2021)We performed a histological and quantitative study of iron in archaeological maize seeds from prehispanic times recovered from Tarapaca, Atacama Desert. Also, we examined iron distribution changes at the cell level in ...
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(Universidad de Chile, 2023)
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(IOP Publishing, 2015)A major goal of the Atacama Large Millimeter/submillimeter Array (ALMA) is to make accurate images with resolutions of tens of milliarcseconds, which at submillimeter (submm) wavelengths requires baselines up to similar ...
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(American Geophysical Union, 2017)In April 2017, a sequence of earthquakes offshore Valparaiso, Chile, raised concerns of a potential megathrust earthquake in the near future. The largest event in the 2017 sequence was a M6.9 on 24 April, seemingly colocated ...
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(Human Kinetics Publishing, 2020)Background: The study summarizes the findings of the 2018 Chilean Report Card (RC) on Physical Activity (PA) for Children and Adolescents and compares the results with the first Chilean RC and with other countries from ...
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(IEEE, 2015)This special number of the IEEE Latin America Transactions includes a selection of the best papers presented at the 20th Conference of the Collaboration Researchers International Working Group, which took place in Santiago ...
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(Sociedad Chilena de Infectologia, 2010)The article summarizes the scientific evidence related with protection conferred by the 23 valent polysacchardie vaccine against invasive pneumococcal disease, non bacteriemic pneumococcal pneumonia, and probable pneumococal ...
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(International Society of Neuropathology, 2013-05)Benign peripheral nerve sheath tumors are divided into schwannomas, neurofibromas and perineuriomas. In recent years, tumors with hybrid features, composed of multiple, discrete areas of different histological types, were ...
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(Universidad de Chile, 2022)A pesar de ser uno de los países más seguros de América Latina durante los últimos 30 años, la (in)seguridad ha sido un tema de permanente preocupación para la ciudadanía en Chile. A través de un análisis comparativo de ...
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(Universidad de Chile, 2001)La tesis reúne relatos orales de las relaciones amorosas de personas que resultaron detenidas y desaparecidas durante la dictadura, desde el testimonio de sus deudos con el fin de contribuir a completar el puzzle de un ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2008-10)Marine oxygen-deficient environments with high sedimentation rates and high primary productivity can provide relevant information regarding variations of ocean–climatic conditions in the past. In the Humboldt current ...
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(1984)(25R)-Isonuatigenin, a 5-spirosten-3β,25-diol, was isolated from aerial parts of Vestia lycioides. Its structure was elucidated mainly by 1H NMR and 13C NMR spectroscopy. A mixture of (25R)-nuatigenin and (25S)-isonuatigenin ...
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(Universidad de Chile, 2012)
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(Sociedad Medica de Santiago, 2016)© 2016, Sociedad Medica de Santiago. All Rights Reserved. Background: The decline of estrogen levels increases cardiovascular risk in women. Platelets express estrogen receptors and 17β-estradiol- (E2) can produce a ...
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(Public Administration and Public Services Academy of Economic Studies, 2015)© 2015, Public Administration and Public Services Academy of Economic Studies. All right reserved.In Chile, the 8.8 magnitude earthquake and tsunami that struck the country on February 27th 2010, made noticeable the necessity ...
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(2012)The principal aim of this study was to analyze in estrogen receptor-positive MCF7 cells the response of three estrogen-dependent proteins to 27-hydroxycholesterol (27OHC), a major circulating cholesterol metabolite. ...
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(2011)A decrease in the expression of E-cadherin and β-catenin, paralleling the loss of adherens junction complex, was observed in MCF7 cells exposed for longer than 48 h to 2 μM27-hydroxycholesterol (27OHC), indicating an ...
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(Ceibo Ediciones ; Universidad de Chile, Instituto de la Comunicación e Imagen, 2014)La publicación de la periodista egresada de nuestra universidad conforma una serie de crónicas que entregan una investigación sobre casos de detenciones irregulares por saqueo, abusos y tortura de militares durante el ...