Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Richard A. Ormsbee"'
Autor:
Richard A. Ormsbee, Kenneth C. Fisher
Publikováno v:
The Journal of General Physiology
1. The inhibition of oxygen consumption produced by a series of concentrations of ethyl carbamate has been measured in the protozoan Tetrahymena geleii. 2. The relation found between the narcotic concentration and its effect on respiration leads to t
Autor:
Richard A. Ormsbee, Marius G. Peacock
Publikováno v:
Tissue Culture Association Manual. 2:475-478
Autor:
T. Gabre-Kidan, E. Casper, J. Plorde, Robert N. Philip, Richard A. Ormsbee, L. Wright, M. Peacock
Publikováno v:
American Journal of Epidemiology. 105:261-271
Microagglutination (MA), microcomplement-fixation (CF), indirect microimmunofluorescence (micro-IF) and Weil-Felix (WF) tests were compared for sensitivity and specificity in detection of antibodies against Rickettsia prowazekii and for serologic dia
Publikováno v:
Infection and Immunity. 19:239-245
Seven species of pathogenic rickettsiae were compared in five assay systems for group, species, strain, and phase differences in infectivity. The species examined include Rickettsia prowazekii (Breinl and Cairo 3 strains), R. typhi, R. canada, R. ric
Autor:
Richard A. Ormsbee
Publikováno v:
Clinical Infectious Diseases. 1:559-562
T. Ricketts of the University of Chicago to this disease, which was relatively obscure at the time. Ricketts's findings, based on field studies and elegant laboratory experiments, led to rational methods of control and prophylaxis that resulted in th
Autor:
Richard A. Ormsbee
Publikováno v:
The Journal of Immunology. 88:100-108
Summary A method of readily purifying large amounts of rickettsiae by means of differential, continuous flow centrifugation from molar salt solutions followed by ether treatment has been described. This technique has been applied to Coxiella burnetii
Publikováno v:
Journal of Experimental Medicine. 84:583-606
1. Methods have been described for the preparation and sterilization of a synthetic nutrient medium which supports normal growth during one 24 hour asexual cycle of the erythrocytic form of P. knowlesi. 2. Successive subcultures with good multiplicat
Publikováno v:
Journal of Bacteriology. 95:1580-1586
Passive cutaneous anaphylaxis (PCA) was produced in guinea pigs sensitized with guinea pig Coxiella burneti phase I–II antiserum and challenged with dimethylsulfoxide- or trichloroacetic acid-soluble extracts from phase I cells. The PCA reaction co
Publikováno v:
The American Journal of Tropical Medicine and Hygiene. 21:989-998
Publikováno v:
Journal of Infectious Diseases. 97:167-176