TABLE 4.

MICs of peptides for gram-positive bacteria

Peptide	MIC (μM)a
	C. xerosis C875	S. epidermidis C621	S. aureus ATCC 25923	E. faecalis ATCC 29212	B. subtilis ATCC 6633
F25	<0.25	2	>32	>32	1
F25-6K	1	4	ND	ND	ND
4F	ND	4	32	>32	2
F21	0.5	8	>32	>32	2
F17	4	>32	>32	>32	16
F17-R	1	4	>32	>32	2
F17-6K	0.5	4	>32	>32	8
All-d F17-6K	ND	4	32	>32	4
F17-6R	0.5	4	ND	ND	ND
KAFW	0.5	8	ND	ND	ND
3F17-6K	ND	8	>32	>32	16
W17-6K	ND	8	32	>32	4

^aValues are representative of three or more separate experiments. To convert MICs to micrograms per milliliter, see footnote b to Table 1. Molecular masses of the peptides are given in Table 2. ND, not determined.