NON-VIRULENT MYCOPLASMA SYNOVIAE AND VACCINE THEREOF

摘要

The present invention provides NAD-independent Mycoplasma synoviae of strain MS1. The invention also refers to microbiological cultures comprising Mycoplasma synoviae of this strain. Next to this, the invention refers to live vaccines derived fro m these strains, for the protection of poultry against Mycoplasma synoviae infection. Furthermore , the invention provides methods for the preparation of such vaccines. Also, the u se of NAD-independent Mycoplasma synoviae strains for the preparation of live vaccines for the protection of poultry against Mycoplasma synoviae infection is disclosed.