Abstract
1Mycoplasma Section, Laboratory of Molecular Microbiology, National Institute of Allergy & Infectious Diseases, Bldg 550, Frederick Cancer Research Facility, Frederick, MD 21702-1201, USA
2Vegetable Laboratory, US Department of Agriculture, Beltsville, MD 20705, USA
3Insect Biocontrol Laboratory, US Department of Agriculture, Beltsville, MD 20705, USA
4Department of Anatomical Sciences, State University of New York, Stony Brook, NY 11794, USA
5Laboratoire de Biologie Cellulaire et Moléculaire, Institut National de la Recherche Agronomique and Université de Bordeaux II, 33833 Villenave d'Ornon, France
6Perkin-Elmer Applied Biosystems, Foster City, CA 94404, USA