Alpha-globulin-like antigens in bacteria.

Seventy-two strains of bacteria of the families Bacillaceae, Enterobacteriaceae and Micrococcaceae were investigated for antigens resembling Gm (1), Gm (2) and Inv (1) human immunoglobulin group factors. Antigens similar to these factors were encountered in some strains of the genus Bacillus. Staph.