Abstract
1Department of Veterinary Microbiology, Faculty of Agriculture, Miyazaki University, Miyazaki 889-21, Japan
2National Institute of Animal Health, Tsukuba, Ibaraki 305, Japan
3Division of Animal Research, Faculty of Medicine, University of Tokyo, Tokyo 113, Japan
4Department of Microbiology, University of Alabama at Birmingham, Birmingham, Alabama 35294
5Laboratory of Mycoplasma, Food and Drug Administration, Bethesda, Maryland 20892