[Cross reactions between Staphylococcus aureus and Neisseria meningitidis]

The results of the study of rabbit antisera to meningococci A, B, C in the double diffusion in gel, passive hemagglutination test and enzyme immunoassay with antigenic preparations isolated from S. aureus strains are indicative of the presence of common antigenic determinants of protein and polysaccharide nature in S. aureus and N. meningitidis.