Repositorio Académico de la Universidad de Chile: Recent submissions
Now showing items 43921-43940 of 101786
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(1994)Changes in the evolution of a malignant transplantable tumor in mice to whom quinacrine, copper and zinc were supplied in drinking water are reported. Male AJ mice were inoculated in the right thigh with 1,000,000 TA3 or ...
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(1993)A new methodology to obtain tissue samples from breast tumors through fine needle aspiration is described. This consists of a screwdriver like movement of the needle and continuous aspiration. The tissue is embedded in a ...
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(1993)Summary. The effects of cyproterone acetate (CPA), an antiandrogenic steroid, on the ultrastructure of the epithelial cells of the human epididymis were studied. Alterations in the cell size, in the cytoplasmic and surface ...
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(1993)The aim of this work was to determine the 5 and 12 years survival of 233 patients with gastric cancer subjected to subtotal gastrectomy. Patients with early gastric cancer (n = 51) had a 95% survival and those with ...
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(1993)Aiming to assess the DNA damage induced by low doses of ionizing radiations, control and X-ray irradiated (10 rad) whole blood cultured lymphocytes were treated with the following G2 DNA synthesis and repair inhibitors: ...
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(1993)The structure of large pyramidal cells from layer V of the motor cortex of undernourished and well-nourished infants was studied to determine the effects of postnatal nutrition on cortical dendritic development. In ...
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(1993)Liver cirrhosis is an important public health problem in Chile, accounting for 5% of all deaths, proportion that has increased 24 fold in the last 60 years. Chile has the highest death rate for cirrhosis in America and the ...
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(1993)A stability study of a ciprofloxacin tablet formulation was performed. For the stability study, samples of tablets were stored during a six month period both at room conditions and under 37°C of relative humidity; after ...
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(1993)Two solutions are proposed for the estimation of odds ratios (OR) when one or the two elements of the principal (A, D) or secondary (B, C) diagonals of a 2 x 2 matrix (A, B, C, D) are 0. The OR estimate is AD/BC. If A or ...
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(1993)The most generally accepted model for cleft lip/palate not associated to specific syndromes has been the one that postulates multifactorial inheritance with a threshold. Recent studies using complex analytical techniques ...
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(1993)The recurrence of reflux esophagitis after antireflux surgery ranges between 5 and 25% according to the technique employed. The clinical, laboratory findings and the surgical alternatives were analyzed in patients with ...
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(1993)The aim of this work is to analyze the usefulness of rheumatoid factor determination in synovial fluid. One hundred twenty nine patients (29 with rheumatoid arthritis), in whom rheumatoid factor was simultaneously determined ...
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Intermittent cecal volvulus. Report of 2 cases Vólvulo cecal intermitente. Comunicación de 2 casos. (1993)In our country, acute cecal volvulus is responsible of 3.3% of mechanical large bowel obstructions. More than half of these cases have a history compatible with intermittent cecal volvulus, an usually overlooked diagnosis. ...
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(1993)A WAIS-S short form for the assessment of intelligence as a confounding variable is proposed. A number of 161 complete WAIS-S protocols, relating to women of lower-middle and low socioeconomic status were analysed. Six ...
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(1993)An epidemiologic case-control study to ascertain the determinants of low birthweight was carried out in Santiago, Chile, from January to December 1989. The cases were defined as livebirths < 2500 g. The controls were ...
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(1993)We report a 63 year old woman with a rapidly progressive renal failure and fever of unknown origin. Laboratory tests showed anemia, increased ESR and a urine analysis compatible with a glomerular disease. Antineutrophil ...
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(1993)The purpose of this paper is to study some of the mechanisms by which antigen presentation, one of the first steps in the immune process, is modulated. Three different experiments are performed: a) Using thyroid tissue ...
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(1993)The purpose of this work was to study if TSH has a role in TPO antigen expression in vivo. Using the cytotoxicity assay we measured TPO expression and correlated it with TSH serum levels in 3 groups of rats: control, ...
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(1993)Summary. The post‐natal growth and differentiation of the vas deferens was studied in rats aged 1–180 d by light, and with transmission electron microscopy in parallel with a radioimmunoassay of serum testosterone. During ...
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(1993)The biographies and professional contributions of William Blest, Lorenzo Sazie, José Joaquín Aguirre, Manuel Barros Borgoño and Gregorio Amunátegui are depicted. Dr Blest, arrived to Chile from Great Britain in 1823, helped ...
