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Table 1 Acid production by Lactobacillus brevis BBE-Y52, Lactobacillus salivarius, and Streptococcus mutans

From: Characterization of a Lactobacillus brevis strain with potential oral probiotic properties

Strains

pHa

Average pHb

Lactic acidc (g/L)

Glucose

Sucrose

Lactose

Fructose

L. brevis BBE-Y52

3.86 ± 0.01

4.02 ± 0.03

4.07 ± 0.02*

3.77 ± 0.03

3.93*

1.74 ± 0.12**

L. salivarius T1

3.81 ± 0.03

3.90 ± 0.04

3.98 ± 0.02

3.80 ± 0.02

3.87

2.64 ± 0.09

S. mutans ATCC 25175

3.90 ± 0.02*

3.87 ± 0.03*

3.95 ± 0.01

3.74 ± 0.03

3.86

2.53 ± 0.07

  1. a, pH values of strain cultures grown in medium containing single carbon source; b, average pH values; c, production of lactic acid by corresponding strains cultivated in MRS broth
  2. * and ** represent significant (P < 0.05) and extremely significant (P < 0.01) differences based on Student’s t-test