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. 2016 Feb 23;7:167. doi: 10.3389/fmicb.2016.00167

Table 4.

T. paralvinellae and P. furiosus specific enzyme activities.

Enzyme Media type p-value
0.5% maltose 0.5% tryptone 0.5% maltose
0.05% tryptone
0.5% maltose +
10 mM acetate
0.5% maltose (pH 5) 1% waste milk
T. paralvinellae
Mbh 3.34 ± 0.91 4.62 ± 2.20 1.53 ± 0.31 1.36 ± 0.29 0.18 ± 0.18 ND NS
Sulf 0.21 ± 0.03a 0.54 ± 0.20a 1.53 ± 0.15 0.06 ± 0.01a 0.05 ± 0.01a 0.35 ± 0.14a ***
ATPase 0.23 ± 0.04a,b 3.30 ± 0.44d 0.39 ± 0.29a,c 4.41 ± 0.03d 1.33 ± 0.20b,c ND ***
FNOR 0.21 ± 0.07a 3.42 ± 0.16c,d 3.33 ± 0.60b,c 9.10 ± 1.02 1.84 ± 0.22a,b,d 1.71 ± 0.22a,b,d ***
GDH 12.09 ± 0.75a 9.03 ± 0.56a,c 3.88 ± 1.26b 3.89 ± 0.91b 8.31 ± 0.30c 0.53 ± 0.14b ***
AlaAT 1.21 ± 0.47a 5.80 ± 2.46a,b 5.08 ± 1.27a,b 3.01 ± 0.11a,b 8.00 ± 0.37b 2.42 ± 0.45a,b *
POR 2.59 ± 0.13a 0.46 ± 0.10b 1.29 ± 0.09 0.41 ± 0.05b 2.16 ± 0.40a 0.18 ± 0.05b ***
VOR 0.34 ± 0.07a 0.11 ± 0.03b 0.44 ± 0.05a 0.02 ± 0.01b 0.11 ± 0.03b 0.14 ± 0.03b ***
ACS 0.34 ± 0.07a 0.52 ± 0.02b 0.60 ± 0.03b 0.21 ± 0.02a,c 0.60 ± 0.02b 0.13 ± 0.06c ***
AOR 0.35 ± 0.05a 0.48 ± 0.09a 0.29 ± 0.05a 0.60 ± 0.10a 1.55 ± 0.43 0.10 ± 0.03a ***
FOR 0.28 ± 0.10a,b 0.62 ± 0.14b 0.12 ± 0.03a 0.34 ± 0.13a,b 0.46 ± 0.06a,b 0.16 ± 0.02a **
ADH 0.03 ± 0.01a,b 0.02 ± 0.00a,b 0.07 ± 0.03a 0b 0.02 ± 0.01a,b 0b **
FDH 0.06 ± 0.02a 0.03 ± 0.00a,b 0.02 ± 0.00a,b 0.04 ± 0.01a,b 0.02 ± 0.00a,b 0.01 ± 0.01b *
P. furiosus
Mbh 4.99 ± 0.31a 9.55 ± 0.50a,b 12.74 ± 0.24b 11.42 ± 0.19b 5.39 ± 0.40a,b ND **
Sulf 1.27 ± 0.11a,a,c 0.73 ± 0.19a,a,d 3.44 ± 0.49 1.48 ± 0.29a,a,e 0.15 ± 0.05d,f 0.52 ± 0.02c,c,f ***
ATPase 0.05 ± 0.00a 0.01 ± 0.01a 0.70 ± 0.22 0a 0a ND *
FNOR 6.10 ± 0.60a 3.90 ± 0.32a,b 4.59 ± 0.48a 3.83 ± 0.47a,b 0.31 ± 0.12b 3.16 ± 1.59a,b ***
GDH 1.85 ± 0.36a 9.90 ± 1.08c 4.69 ± 0.42b 0.69 ± 0.08a 0.91 ± 0.09a 0.68 ± 0.16a ***
AlaAT 0.54 ± 0.25 3.05 ± 0.61 2.59 ± 1.76 0.72 ± 0.14 0.36 ± 0.05 0.54 ± 0.29 NS
POR 2.27 ± 0.43 0.93 ± 0.10a 0.72 ± 0.03a 0.85 ± 0.09a 0.30 ± 0.02a 0.01 ± 0.01a ***
VOR 1.88 ± 0.23a 2.01 ± 0.45a 0.56 ± 0.12b,c 0.56 ± 0.06b,d 1.35 ± 0.05a,a,d 0.11 ± 0.05c,d ***
ACS 0.87 ± 0.09a,a,c 1.30 ± 0.12b 1.15 ± 0.24a 0.68 ± 0.09a,c 0.57 ± 0.04a,c 0.44 ± 0.19c ***
AOR 0.36 ± 0.04a 0.12 ± 0.03b,c,d 0.24 ± 0.01a,b,d 0.26 ± 0.07a,c 0.08 ± 0.02d 0.06 ± 0.02d ***
FOR 0.47 ± 0.08 0.27 ± 0.06 0.36 ± 0.01 0.45 ± 0.11 0.31 ± 0.09 0.47 ± 0.23 NS
ADH 0 0 0.01 ± 0.00 0 0 0.01 ± 0.01 NS
FDH 0.02 ± 0.00 0.06 ± 0.02 0.02 ± 0.01 0.01 ± 0.01 0.03 ± 0.01 0 NS

The specific activities (U [mg protein]−1) are the averages of no less than three technical replicates and two biological replicates (±standard error). ND, a specific activity was not determined. p-values calculated from one-way ANOVA test comparing enzymatic activity across treatments.

*

p < 0.05,

**

p < 0.01, and

***

p < 0.001.

a, b, c, d, e, f

Tukey post-hoc test indicates groups whose members are not significantly different. NS, no significance.