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. 2004 Mar;72(3):1431–1440. doi: 10.1128/IAI.72.3.1431-1440.2004

TABLE 1.

Acid tolerance responses of S. mutans UA159, TJ-relA, and JL-ΔrelA biofilms

Strain pH after 50 min of glycolysisa ATPase activity (nmol of PO4 min−1 mg of protein−1)a Glucose PTS activity (nmol min−1 mg of protein−1)b
UA159 3.727 ± 0.0639 2.391 ± 0.301 130.7 ± 45.33
TJ-relA 3.545 ± 0.0755 2.231 ± 0.468 233.65 ± 56.7
JL-ΔrelA 3.608 ± 0.0548 2.177 ± 0.455 218.1 ± 74.92
a

Mean ± standard deviation for three independent experiments.

b

Mean ± standard deviation for five independent experiments.