Table 3.

Endogenous aminotransferase activity in CFE of the 21 tested strains.

Species	Strain	Endogenous AT activity
L. plantarum	33	0.67 ± 0.07
91	1.23 ± 0.04
89	0.03 ± 0.03
29	1.20 ± 0.04
87	0.79 ± 0.38
L. casei	81	1.51 ± 0.03
72	2.18 ± 0.55
BL 23	0.93 ± 0.17
L. paracasei	90	1.13 ± 0.04
L. rhamnosus	73	1.19 ± 0.15
77	0.82 ± 0.05
78	0.84 ± 0.17
75	0.45 ± 0.33
L. fermentum	28	0.29 ± 0.01
46	0.20 ± 0.01
L. delbrueckii	133	0.83 ± 0.08
L. helveticus	138	1.27 ± 0.27
209	1.11 ± 0.14
3	0.84 ± 0.19
S. thermophilus	1	0.60 ± 0.09
2	2.46 ± 0.32

Activities are expressed as μg of glutamic produced from α-ketoglutarate per min and mg protein. Values are the means ± standard deviation of the results of two independent experiments.