CIRCULIN AN ANTIBIOTIC FROM AN ORGANISM RESEMBLING BACILLUS CIRCULANS12

F. J. Murray, P. A. Tetrault, O. W. Kaufmann, H. Koffler, D. H. Peterson, D. R. Colingsworth
1949 Journal of Bacteriology  
The discovery of an antibiotic that is more active against gram-negative than against gram-positive bacteria and that appears to be related to the polymyxinaerosporin type of antibiotics was recently announced by Murray and Tetrault (1948). The suggestion is made that this substance be named "circulin" since the organism producing it closely resembles BaciUus circulans. This preliminary report summarizes some general information on circulin and will be followed by more detailed papers on the
more » ... ed papers on the various aspects of our work. EXPERIMENTAL METHODS AND RESULTS Isolation and identification of the organism. The organism, one of about 50 'Present address: Wm. S. Merrell Co., Cincinnati, Ohio. 305 on May 8, 2020 by guest
doi:10.1128/jb.57.3.305-312.1949 fatcat:2ixiq3a3q5afraaocwjz55aagy