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Table 1 Specific activities of the both the aminating and deaminating reactions for NADP- and NAD-glutamate dehydrogenase enzymes in response to nitrogen starvation conditions (3 mM (NH4)2SO4).

From: Glutamate dehydrogenase and glutamine synthetase are regulated in response to nitrogen availability in Myocbacterium smegmatis

 

Specific Activity (U)

Time (hours)

 

p-value*

 

p-value*

 

p-value*

 

p-value*

 

NADPH

 

NADP +

 

NADH

 

NAD +

 

0

227 ± 24

 

49 ± 2

 

281 ± 67

 

0.02 ± 3

 

0.5

222 ± 9

0.76

94 ± 5

0.01

264 ± 51

0.01

2.57 ± 3

0.99

1

229 ± 2

0.71

101 ± 4

0.69

309 ± 21

0.00

4 ± 3

0.91

2

231 ± 10

0.91

103 ± 9

0.80

309 ± 41

0.98

2 ± 2

0.91

4

209 ± 11

0.20

102 ± 25

0.85

356 ± 19

0.01

0.16 ± 3

1.00

  1. *P-values less than 0.05 (in bold print) were regarded as statistically significant changes in specific activity from the previous time point.