Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 40641-40660 of 98753
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(1998)Selecting effective antisense target sites on a given mRNA molecule constitutes a major problem in antisense therapeutics. By trial-and-error, only 1 in 18 (6%) of antisense oligonucleotides designed to target the primary ...
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(Springer-Verlag France, 1997)The morphofunctional development of Sertoli cells defines the testicular differentiation. These somatic cells are mostly of mesonephric origin and can be first recognized in 7 week-old embryos altogether with the formation ...
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(Wiley-Blackwell Publishing Ltd, 1997)Intracellular pH has been shown to be an important physiological parameter in cell cycle control and differentiation, aspects that are central to the spermatogenic process. However, the pH regulatory mechanisms in spermatogenic ...
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(Blackwell Publishing Asia, 1997)The immunogenic effect of Salmonella typhi OmpC porin during typhoid fever in humans was evaluated in vitro. Peripheral blood mononuclear cells from 17 patients were challenged with outer membrane preparations from Escherichia ...
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(1997)It seemed interesting to determine the incidence of hospitalary entrance caused by non compliance of treatment in cardiovascular and respiratory patients, hospitalized in the Service of Medicine of five hospitals of the ...
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(1996)In memoriam Jaime Talesnik. Born in Santiago, Chile, 18 May 1915; deceased Toronto, Canada, 7 April 1996. Medical studies at University of Chile, 1935-1940. MD, University of Chile, 1941. Assistant Professor of Physiology, ...
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(1996)Oral vasodilators have proved to be valuable drugs in the management of systolic or diastolic congestive heart failure. They produce a clinical and hemodynamic relief of preload, afterload or both during the resting state ...
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(1996)Several types of collagen, including types I, III, IV, V and VI, are produced by bone marrow stromal cells. Current information indicates that changes in collagen production result in profound alterations in the capacity ...
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(1996)Background: In Chile, cholelithiasis is a serious public health problem and there are no studies about its natural histoiy. Aim: To assess the long term evolution of patients with symptomatic and asymptomatic cholelithiasis. ...
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(1996)The influence of the estrous cycle and the effects of exogenous administration of estradiol and progesterone on level of anxiety were studied in intact and ovariectomized rats. Intact Sprague-Dawley female rats were ...
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(1996)Background: The beneficial effects of estrogen supplementation in climacteric women are clear. Howerer, their psychological effects are not well documented. Aim: To study the effects of estrogen supplementation on psychological ...
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(Elsevier Inc., 1996)Experimental studies have shown that malnutrition early in life results in enhanced release of noradrenaline (NA) in the brain. The disturbed mechanism underlying this neurochemical disorder is poorly understood. To test ...
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(Elsevier USA, 1996)A study of the acceptability of Uniplant, a 12-month single implant of nomegestrol acetate, included 819 women from Africa, Latin America, and China, participating in a clinical trial of Uniplant. A standard, pre-coded ...
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(1996)Development of tolerance and cross-tolerance after acute administration of the μ agonist morphine and the K agonist U-50,488H was assessed in rats, through recording of a C-fiber-evoked spinal nociceptive reflex. Rats ...
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(1996)The human androgen receptor is a member of the superfamily of steroid hormone receptors and contains three functional domains: an amino-terminal region involved in the expression of androgen regulated genes, a central ...
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(1996)Background: In Chile there is scarce food and nutrition knowledge among school age children. Aim: To determine the degree of food and nutrition knowledge of elementary and high school children and its relationship to ...
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Renal function in the chronically cannulated fetal llama: Comparison with studies in the ovine fetus (1995)Samples of maternal and fetal plasma, fetal urine, and amniotic fluid were collected from 8 chronically cannulated pregnant llamas, in the last third of gestation. The samples were obtained for up to 18 days post-surgery. ...
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(1996)Background: Education may induce voluntary behavioral changes in patients that lead to an improvement in health status. Aim: To assess the impact of the educational manual "Aches and Pain" on knowledge and attitudes of ...
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(Sociedad Medica de Santiago, 1996)Background: Succinylcholine causes prolonged apneas in a proportion if subjects that have genetical defect of butyrylcholinesterase, due to the presence of unusual alleles in the locus BCHE. Aim: To estimate allele frequencies ...
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(1996)Background: 25-hydroxyvitamin D has a longer half life and its serum levels have less daily variations than calcitriol. Thus, its measurement is a better indicator of vitamin D status. Aim: To measure 25-hydroxyvitamin D ...