Abstract
1Laboratoire de Biologie Cellulaire et MolÉculaire, Domaine de la Grande Ferrade, Institut National de la Recherche Agronomique et UniversitÉ de Bordeaux II, F-33883 Villenave d'Ornon, France
2Mycoplasma Reference Laboratory, National Collection of Type Cultures, Public Health Laboratory Service, London, England NW9 5HT
3Mycoplasma Section National Institute of Allergy and Infectious Diseases, Frederick, Maryland 21702
4Division of Animal Health, Commonwealth Scientific and Industrial Research Organization, Parkville, Victoria, Australia