Table.

Effect of Lysine and Arginine Peptides on Mutans Streptococci and Other Bacteria.

Bacterial Strain	Lysine Peptidea	Arginine Peptidea	PBS Controla	Growth Conditions
Actinomyces viscosus 43146	−0.40	−0.07	0.08	ATCC medium 260, aerobic, 37°C
Streptococcus sanguinis 903	−1.05	−0.04	−0.06	ATCC medium 260, aerobic, 37°C
Streptococcus mitis 15914	−0.39	−0.04	−0.03	ATCC medium 260, aerobic, 37°C
Fusobacterium nucleatum 25586	−0.46	−0.45	−0.02	ATCC medium 1053, anaerobic, 37°C
Capnocytophaga sputigena 33612	−0.59	−0.60	−0.02	ATCC medium 1490, anaerobic, 37°C
Veillonella parvula 10790	−0.58	−0.47	−0.06	ATCC medium 1252, anaerobic, 37°C
Lactobacillus acidophilus 832	−0.66	−0.14	−0.19	ATCC medium 416, 5% CO2, 37°C
Streptococcus sanguinis 10556	−0.56	−0.15	−0.12	ATCC medium 260, aerobic, 37°C
Streptococcus gordonii 10558	−0.52	−0.06	−0.10	ATCC medium 260, aerobic, 37°C
Streptococcus mutans 25175	−1.13	−0.26	−0.20	ATCC medium 260, aerobic, 37°C
S. mutans 31383	−1.08	−0.16	−0.12	ATCC medium 260, aerobic, 37°C
S. mutans 33535	−1.07	−0.15	−0.09	ATCC medium 260, aerobic, 37°C
S. mutans 31441	−1.03	−0.14	−0.16	ATCC medium 260, aerobic, 37°C
S. mutans 33534	−1.10	−0.16	−0.14	ATCC medium 260, aerobic, 37°C
Streptococcus sobrinus 33340	−1.16	−0.08	−0.02	ATCC medium 260, aerobic, 37°C

CFU, colony-forming unit; PBS, phosphate buffered saline.

^aValues in –log CFU/mL.