00309nam a2200109Ia 4500008004100000040001100041100001500052245004100067260006400108300001600172300001100188251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aRene Dubos 4aThe Journal of Experimental Medicine  cOctober 1, 1968bThe Rockefeller University PressaNew York  aP. 553-1498  bV. 128