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2. Mycoplasma pneumoniae is a polyclonal B cell activator;Biberfeld G.;Nature (London),1976
3. Blast transformation of rabbit B-derived Iymphocytes by a mitogen extracted from Nocardia;Bona C.;J. Immunol.,1975
4. Isolation of mononuclear cells and granulocytes from human blood;Bdyum A.;Scand. J. Clin. Lab. Invest.,1968
5. Mitogenic activity of Actinomyces viscosus. I. Effects on murine B and T Iymphocytes, and partial characterisation;Engel D.;J. Immunol.,1977