TABLE 2.

PAE of bacteria

Organism	Lag of regrowth (h) after incubation ina:
	NCT		Sup
	pH 7.0	pH 5.0	pH 7.3	pH 5.0
S. aureus	0.9–1.1	1.0–1.2	0.8–1.4	0.3–0.9
S. epidermidis	0.7–0.9	1.3–1.3	0.6–1.3	0.4–1.0
P. mirabilis	2.1–3.2	1.3–1.4	0	0.7–1.4
E. coli	0.8–1.1	0.3–0.5	0–0.3	0.8–1.5
P. aeruginosa	0.3–0.3	0.4–1.3	0–0.6	0.4–1.0
S. pyogenes	1.5–3.0	2.9–3.0	1.4–3.2	3.0–3.7
S. aureus Smith diffuse	0.8–2.0	0.5–1.4	0.6–1.2	0.9–1.4

^aBacteria were incubated at 37°C in 30 μM NCT at pH 7.0 for 3 h or pH 5.0 for 1 h or in the supernatant (Sup) of stimulated granulocytes at pH 7.3 for 3 h or pH 5.0 for 1 h. Values are ranges from two to three independent experiments.