TABLE 1.

MICs of human lactoferrin peptides against a range of bacteria^a

Species and strain	MIC (μM)b
	HLP 1	HLP 2	HLP 6	HLP 7
E. coli NCTC 8007	500	290	>1,000	18
E. coli NCTC 10418	500	579	750	40
S. aureus NCTC 10571	500	14	250	14
Clinical isolates
Acinetobacter sp.	2	0.86	10	0.3
E. aerogenes	>1,000	290	>1,000	>1,000
Klebsiella sp. strain 3105	>1,000	290	>1,000	80
P. stuartii	>1,000	>1,000	>1,000	110
P. mirabilis	>1,000	>1,000	>1,000	>1,000

^aBacteria were grown to log phase and incubated against twofold serial dilutions of HLP 1, HLP 2, HLP 6, or HLP 7 at 37°C overnight in 96-well microtiter plates. 

^bDetermined by A₆₂₀.