Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 42061-42080 of 101786
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(2011)Background: Chagas disease is a health threat for many people, mostly those living in Latin America. One of the most important problems in treatment is the limitation of existing drugs. Prodigiosin, produced by Serratia ...
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(2011)One of the hypotheses that attempt to explain physiological limitations of energy budgets is the symmorphosis hypothesis, which proposes that if matching structures to functional needs were combined with the strict economy ...
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(2011)Chagas' disease, produced by the haemoflagellated protozoan Trypanosoma cruzi (T. cruzi), is one of the most frequent endemic diseases in Latin America. In spite that in the past few years T. cruzi congenital transmission ...
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(2011)Background: While the molecular entity responsible for the rewarding effects of virtually all drugs of abuse is known, that for ethanol remains uncertain. Some lines of evidence suggest that the rewarding effects of alcohol ...
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(2011)Background: Portfolio is an innovative instrument that promotes refl ection, creativity and professionalism among students. Aim: To describe the development and validation process of a questionnaire to evaluate the use of ...
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(2011)Background: The Latin American Study of Congenital Malformations (ECLAMC) has performed an epidemiological surveillance of congenital malformations since 1967. This allows to detect any unexpected change in the incidence ...
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(2011)Background: Vaginal infection is the commonest cause of genital symptoms and has obstetric and gynecological implications. Aim: To compare the Nugent and Spiegel methods for the diagnosis of bacterial vaginosis (BV) and ...
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(2011)Clinicians know that the clinical encounter with the patient constitutes the foremost aspect in diagnosis and therapeutics. We also remember that our fi rst contact with clinical practice was to learn how to perform a good ...
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(2011)Thy-1, an abundant mammalian glycoprotein, interacts with avβ3 integrin and syndecan-4 in astrocytes and thus triggers signaling events that involve RhoA and its effector p160ROCK, thereby increasing astrocyte adhesion to ...
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(2010)Despite the great impact that the Darwinian theories on organic evolution have had in the development and consolidation of biology as an autonomous scientific discipline, their relevance in social sciences, and particularly ...
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(2011)Noroviruses are implicated in many worldwide institutional, food and waterborne outbreaks each year. Genetic typing of isolates is valuable for monitoring outbreak spread as well as variation in circulating strains. ...
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(2011)Background: Regional differences in stroke mortality rates have been described in Chile. These could be related to the distribution of cardiovascular risk factors, the quality of medical care or socioeconomic status ...
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(2011)Background: HIV-infected individuals have heightened cancer risk. With the advent of highly active antiretroviral therapy (HAART), the frequency of some AIDS-defining cancers (ADC) has decreased although certain non-AIDS-defining ...
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(2011)Objective: To determine how the homeostasis model assessment of insulin resistance (HOMA-IR) is related to metabolic risk in a sample of overweight and obese Chilean youths accounting for Tanner stage. Methods: A cross-sectional ...
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(2011)The revaluation of the Andean cultivations, quinua (Chenopodium quinua Willd) and lupin (Lupinus albus L.), to be used in nutritional mixtures, with traditional cereals like corn (Zea mays L.) and rice (Oryza sativa L.), ...
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(2011)The study of the correlations that may exist between neurophysiological signals is at the heart of modern techniques for data analysis in neuroscience. Wavelet coherence is a popular method to construct a time-frequency ...
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(2011)Potassium channels (K+ channels) are members of one of the largest and most diverse families of membrane proteins, widely described from bacteria to humans. Their functions include voltage-membrane potential maintenance, ...
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(2011)Natural-killer group 2, member D (NKG2D) binds to a variety of ligands, including the major histocompatibility complex (MHC) class I chain-related proteins (MIC) and UL16-binding proteins (ULBP). It is regarded as a ...
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Genotyping of human papillomavirus in cervical intraepithelial neoplasia in a high-risk population (2011)Infection with the human papillomavirus (HPV) is responsible for 99.7% of cervical cancers, the second most prevalent neoplasia in women worldwide and the fifth leading cause of death by cancer in this population. In Chile, ...
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(2010)Neuroendocrine tumors are uncommon, including VIPoma that produces vasoactive intestinal polypeptide. We report a 45-year-old female presenting with a history of diarrhea lasting three months. An abdominal CAT scan showed ...
