1. Catalona W. J., Sample W. F., Chretien P. B.: Lymphocyte reactivity in cancer patients: correlation with tumor histology and clinical stage. Cancer31, 65–71 (1973)
2. Cuppari G., Quagliata F., Ieri A., Taranta A.: Lymphocyte transformation with streptolysin S preparations and inhibition of streptolysin S by serum in rheumatic fever and other rheumatic diseases. J. Lab. clin. Med.80, 165–178 (1972)
3. Fumarola D.: Studies on Staphylococcal coagulase. III. Mitogenic activity in Staphylocoagulase preparations. Ann. Sclavo11, 411–417 (1969)
4. Fumarola D.: Blastoid transformation of lymphocytes by Staphylococcal Agressin. Zschr., Immunforsch.140, 313–316 (1970)
5. Heilman, D. H.: Mitogenic activity of bacterial fractions in lymphocyte cultures. Endotoxins and other derivates of Gram negative bacteria. Int. Arch. Allergy (Basel)39, 415–425 (1970)