TABLE 1.

Efficacy of peptides against biofilm protected and intracellular APEC O78 in macrophage cells

Peptide	Efficacy (log CFU/ml)a				Viability (%)b
	Biofilm-embedded APEC	Intracellular APEC
		12 mM	15 mM	18 mM
P1	0.00 ± 0.00c	3.57 ± 0.07d	0.00 ± 0.00c	0.00 ± 0.00c	96.5
P2	0.00 ± 0.00c	3.33 ± 0.03c	0.00 ± 0.00c	0.00 ± 0.00c	98.5
P3	0.00 ± 0.00c	3.62 ± 0.06e	2.75 ± 0.31d	0.00 ± 0.00c	99.1
Untreated	7.54 ± 0.07	3.75 ± 0.10	3.75 ± 0.10	3.75 ± 0.10	97.6

^aValues are means ± SDs.

^bMeasured at 18 mM concentration.

^cP < 0.0001.

^dP < 0.01.

^eP < 0.05.