Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 43081-43100 of 101751
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(2006)The release of Agrin by motoneurons activates the muscle-specific receptor tyrosine kinase (MuSK) as the main organizer of subsynaptic specializations at the neuromuscular junction. MuSK downstream signaling is largely ...
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(Sociedad Chilena de Enfermedades Respiratorias, 2005)Appropriate antibiotic treatment reduces the duration of symptoms associated to pneumonia, the risk of complications and mortality. In most cases, it is not possible to identify the etiologic agent so antibiotic treatment ...
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(2002)We describe a nosocomial outbreak of Serratia marcescens infections in different departaments, which occurred between May and December 2001. It involved 85 patients, 72 with clinical infections and 13 in which the strains ...
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(2006)Objective: To assess the impact of zinc supplementation on nutritional and biochemical parameters among children aged 12 to 59 months. Methods: A blinded randomized clinical trial was carried out with 58 children aged 12 ...
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(American Society for Biochemistry and Molecular Biology Inc., 2006)Tetanic electrical stimulation of myotubes evokes a ryanodine receptor-related fast calcium signal, during the stimulation, followed by a phospholipase C/inositol 1,4,5-trisphosphate-dependent slow calcium signal few seconds ...
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(2006)Pharmacogenetics is the study of genetically determined variations in the response to drugs and toxic agents, and their implications on disease. Recently, the discipline has acquired great relevancy due to the development ...
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(2006)This essay looks into the meaning of today's professionalism and the apparent inconsistency between its growing status and a context of profound changes and dissatisfaction with medical practice. The cultural climate of ...
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(2006)Puroindoline-a (PIN-a) and α1-purothionin (α1-PTH), isolated from wheat endosperm of Triticum aestivum sp., have been suggested to play a role in plant defence mechanisms against phytopathogenic organisms. We investigated ...
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(2006)A retrospective study was designed to ascertain the main clinical features of 30 patients admitted for brain abscess between 1989 and 2005. A contiguous source of infection was identified in 40% of cases, direct inoculation ...
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(2006)Transforming Growth Factor-β1 (TGF-β1) plays a key role in connective tissue remodeling and inflammation. Under pathological conditions, like periodontal disease, fibroblasts may display an altered response to this growth ...
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(2006)BACKGROUND: The purpose of this study was to retrospectively compare the short- and long-term cosmetic outcomes of two minimal incision rhytidectomies and analyze their advantages and disadvantages. METHODS: The results ...
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(1997)This editorial examines the challenges posed by the current epidemiological transition towards ageing of societies, against the background of medical technologies: life-saving, life-sustaining and life-enhancing. Increased ...
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(2006)BACKGROUND: The purpose of this article is to describe an alternative nonresective treatment of the fat-septum component of the eyelids during blepharoplasty, using shrinkage desiccation with two low-energy modalities: a ...
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(2005)OBJECTIVES: We report our experienced with TVT combined with other gynecological procedures, and the complications appeared intraoperative and during the immediate postoperative period. METHODS: Between October 2001 and ...
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(2006)Nothofagus glauca (Phil.) Krasser is a tree of conservation concern that is characteristic for the mesomorphic zone of Chile. Techniques for vegetative propagation of this species are not well known. In this study, the ...
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(2006)Introduction: Neurocognitive models gave place to an important improvement in our understanding of several mental disorders such as schizophrenia. In this context, Prefrontal cortex (PFC) dysfunction is an essential variable ...
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(2006)Background: Psoriasis has a moderate or severe course in 25% of patients, requiring systemic therapy that is not always successful. Infliximab is a human-murine monoclonal anti tumor necrosis alpha (TNF- a) antibody. This ...
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(2006)Objectives: It has been suggested that isoflavones protect the cardiovascular system, in part by improving lipid profile. The purpose of the present research was to examine the effect of a 12-week soy isoflavone supplementation ...
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(2006)The association between oral contraceptive (OC) use and benign breast changes in extra-tumoral breast tissue was studied histologically in 1,503 breast cancer patients from The WHO Collaborative Study of Neoplasia and ...
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(2006)Chronic stress affects brain areas involved in learning and emotional responses. These alterations have been related with the development of cognitive deficits in major depression. Moreover, stress induces deleterious ...
