EFFECT ON PHYSIOLOGY OF THE BACTERIAL CELL 217 



Figure 28. Effect of tyrothricin and protamine on the respiration of E. coli 

 at 38° C. and />H 5.3. Number of cells per vessel: 5x10^. Concentrations: 

 tyrothricin 1:15,000; protamine 1:3,000; mixture, tyrothricin 1:15,000, 

 protamine 1:3,000. From Miller, Abrams, Dorfman, and Klein (606). 



