10^4 - 10^5 cfu
||Bacteria Escherichia coli
||Liu YQ, Zhang YZ, Gao PJ. Novel concentration-killing curve method for estimation of bactericidal potency of antibiotics in an in vitro dynamic model. Antimicrob Agents Chemother. 2004 Oct48(10):3884-91. p.3887 left column 2nd paragraphPubMed ID15388449
||Mouton, J. W. 2002. Breakpoints: current practice and future perspectives. Int. J. Antimicrob. Agents 19: 323–331.PubMed ID11978503
||"The inoculum size for
MBC determination is commonly 10^4 to 10^5 CFU, which is
difficult to count in a plate (primary source)."