TABLE 3.

Internal LDH activities of cells grown in MRS broth

L. johnsonii strains	LDH activity
	D-LDH (U/mg)	L-LDH (U/mg)	Total LDH (U/mg)
La1	1.18 ± 0.04	0.32 ± 0.01	15.58 ± 0.83
La1 ldhD-1	<0.01	0.32 ± 0.01	1.88 ± 0.07
La1 ldhD-2	<0.01	0.35 ± 0.01	1.95 ± 0.05
N312	1.88 ± 0.04	0.39 ± 0.03	20.68 ± 1.54
N312 ldhD-1	<0.01	0.61 ± 0.01	3.88 ± 0.14
N312 ldhD-2	<0.01	0.57 ± 0.02	2.78 ± 0.08