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Browsing Artículos by Issue Date
Now showing items 1-20 of 4988
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(Elsevier, 1973)Two standardized techniques for in vivo and in vitro clinical evaluation of sperm migration are described. The in vivo test consists of postcoital sperm recovery, from the cervical canal and from the uterine cavity, with ...
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(BMJ Publishing Group, 1973)Pathologic data on chronic mountain sickness are scarce due to the fact that the disease is ameliorated or cured by descent to a low altitude. A case of chronic mountain sickness occurring in a woman of 48 yr at Cerro de ...
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(J-STAGE, 1974)Subtypes of hepatitis B antigen (HBAg, Australia antigen) were investigated in 29 HBAg positive sera of asymptomatic carriers and hepatitis patients, living in different areas of Peru. Ethnically, 10 of them were from ...
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(Rockefeller University Press, 1975)Membrane electrical properties were measured in sheep cardiac Purkinje fibers, having diameters ranging from 50 to 300/µm. Both membrane capacitance and conductance per unit area of apparent fiber surface varied fourfold ...
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(Elsevier, 1975)The presence of progestogens in the cervical mucus suppresses and arrests sperm penetration. Using the Kremer technique, the effects of in vitro released progesterone, d norgestrel, and cyproterone acetate were studied by ...
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(Oxford University Press, 1979)The diagnostic efficacy of bone-marrow culture, serial blood cultures and agglutination tests was compared in a prospective study of 60 patients with typhoid fever, two thirds of whom had received prior antibacterial ...
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(American Chemical Society, 1980)The highly glycolytic hepatoma cell line H-91 is characterized by a high hexokinase activity relative to rat liver; 50% of this activity is associated with the mitochondrial fraction [Bustamante, E., & Pedersen, P. L. ...
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(Massachusetts Medical Society, 1981)To the Editor: The present outbreak of typhoid fever in the city of Lima has made it imperative for us to improve the bacteriologic diagnosis of this disease. On the assumption that duodenal secretions might contain ...
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(Springer, 1983)Forty patients with urinary tract infections were randomly assigned to receive a ten-day course of oral therapy with either norfloxacin 400 mg twice daily or cotrimoxazole (trimethoprim-sulfamethoxazole) 160/800 mg twice ...
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(Massachusetts Medical Society, 1984)We studied 19 patients with postinfectious encephalomyelitis complicating natural measles-virus infections, and our results support the hypothesis that this demyelinating disease has a pathogenesis similar to that of ...
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(Oxford University Press, 1984)Hematologic abnormalities were studied prospectively in 38 patients with brucellosis. Anemia was found in 74% of patients, leukopenia in 45%, neutropenia in 21%, lymphopenia in 63% and thrombocytopenia in 39.5%. Eight ...
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(Elsevier, 1984)Tres Bracos, Bahia-Brasil, is an endemic area of human mucocutaneous leishmaniasis. Since 1976 we have been conducting a longitudinal study of this infection and have lately analysed the results of the first seven years...
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(Oxford University Press, 1984)Cultures were made from blood, bone marrow, stool and duodenal contents (obtained with string capsules) from 36 patients with bacteriologically proven typhoid fever on admission to hospital. Duodenal content cultures proved ...
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(Wiley, 1985)Simple culture conditions that allow good growth and high yields of trypomastigotes are described. The proportion of metacyclic trypomastigotes increases with the concentration of hemin in the culture medium, reaching a ...
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(Springer, 1985)Essentially the only reliable method of detecting finer nuances of abnormal esophageal motility on esophagography…
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(Wolters Kluwer Health, 1985)The relative efficacy of cultures made from duodenal contents (obtained by string capsules), bone marrow, blood and rectal swab was compared in 118 pediatric patients, 2 to 13 years old with suspected typhoid fever. Only ...
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(Oxford University Press, 1986)Fifty patients, eventually diagnosed as having brucellosis, were studied prospectively for comparison of a simple culture of bone marrow aspirate from the iliac crest (0.5–1.0 ml) with two cultures of blood (5–10 ml) taken ...
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(Wolters Kluwer Health, 1986)Twenty-six verruga peruana nodules were studied. The presence of Factor VHI-related antigen and Ulex europaeus lectin binding, and the ultrastructural finding of rudimentary cell junctions and pinocytotic vesicles establish ...
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(American Society for Microbiology, 1987)We studied isolates from 73 patients hospitalized with typhoid fever in Lima, Peru. Of these 73 patients, 11 (15%) suffered a clinical relapse, with fever and positive blood cultures, within 3 months of their original ...
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(Wolters Kluwer Health, 1987)The suppression of cellular immune responses during measles is thought to contribute to the development of secondary infections which often complicate this disease. To determine whether there was a difference in the altered ...
Now showing items 1-20 of 4988
