TABLE 1.

Biochemical and serological profile of reference strains used in the study

ATCC: American Type Culture Collection, Manassas, Virginia, U.S.A.

NCTC: National Collection of Type Cultures, Colindale, London, UK

SK: Dr. Mogens Kilian, Department of Medical Microbiology and Immunology, University of Aarhus, Aarhus, Denmark

^*Binding relative to positive control: 1+ = <25%; 2+ = 26–50%; 3+ = 51–75%; 4+ = >75%