International Scholarly Research Notices / 2011 / Article / Tab 1

Research Article

Influence of Different Cultural Conditions on Photoproduction of Hydrogen by Rhodopseudomonas palustris KU003

Table 1

Effect of pH on hydrogen production (mL/15 mL vessel) by R. palustris.

pHIncubation period (in hrs)
24487296120144166192

5.0R 0 . 2 2 ± 0 . 0 6
G 0 . 3 2 ± 0 . 1 4 0 . 5 0 ± 0 . 1 2 0 . 6 8 ± 0 . 0 4 0 . 4 4 ± 0 . 0 8
5.5R 0 . 2 5 ± 0 . 0 4 0 . 3 8 ± 0 . 0 8
G 0 . 2 4 ± 0 . 0 4 0 . 5 6 ± 0 . 2 4 0 . 9 4 ± 0 . 1 6 1 . 1 0 ± 0 . 1 8 0 . 7 8 ± 0 . 0 8 0 . 3 8 ± 0 . 0 4
6.0R 0 . 3 8 ± 0 . 1 2 0 . 5 3 ± 0 . 0 4 0 . 4 4 ± 0 . 0 8
G 0 . 5 8 ± 0 . 1 2 0 . 9 8 ± 0 . 0 8 1 . 5 4 ± 0 . 1 2 2 . 5 8 ± 0 . 0 4 3 . 3 6 ± 0 . 1 2 2 . 8 4 ± 0 . 1 8 1 . 9 2 ± 0 . 2 4 0 . 8 8 ± 0 . 1 8
6.5R 0 . 2 4 ± 0 . 0 8 0 . 4 2 ± 0 . 0 4 0 . 5 4 ± 0 . 1 2 1 . 2 6 ± 0 . 0 8 1 . 0 8 ± 0 . 1 6 0 . 4 9 ± 0 . 1 0 0 . 3 2 ± 0 . 0 4
G 0 . 3 6 ± 0 . 0 6 0 . 5 6 ± 0 . 1 4 2 . 6 2 ± 0 . 2 8 3 . 3 5 ± 0 . 1 2 4 . 6 6 ± 0 . 2 8 2 . 2 8 ± 0 . 1 8 1 . 8 8 ± 0 . 2 6 0 . 9 6 ± 0 . 1 4
7.0R 0 . 3 2 ± 0 . 1 8 1 . 4 1 ± 0 . 2 2 1 . 8 8 ± 0 . 2 8 1 . 3 5 ± 0 . 1 2 0 . 9 6 ± 0 . 1 8 0 . 4 8 ± 0 . 1 8
G 0 . 4 8 ± 0 . 0 6 0 . 8 8 ± 0 . 1 4 2 . 8 4 ± 0 . 2 2 4 . 6 2 ± 0 . 4 0 5 . 8 4 ± 0 . 3 2 3 . 5 6 ± 0 . 2 4 1 . 5 4 ± 0 . 1 2 0 . 9 8 ± 0 . 1 2
7.5R 0 . 2 4 ± 0 . 0 6 0 . 4 8 ± 0 . 1 2 0 . 9 6 ± 0 . 1 2 1 . 5 4 ± 0 . 1 0 0 . 7 8 ± 0 . 3 6 0 . 3 2 ± 0 . 1 8
G 0 . 8 8 ± 0 . 2 6 1 . 9 4 ± 0 . 1 6 2 . 8 6 ± 0 . 2 8 3 . 7 6 ± 0 . 2 2 4 . 8 8 ± 0 . 2 8 2 . 4 5 ± 0 . 2 4 1 . 7 6 ± 0 . 1 8 1 . 1 2 ± 0 . 1 6
8.0R 0 . 3 4 ± 0 . 0 2 0 . 5 6 ± 0 . 0 8 0 . 8 6 ± 0 . 2 0 0 . 4 6 ± 0 . 1 2
G 0 . 4 8 ± 0 . 1 4 0 . 8 4 ± 0 . 1 8 1 . 6 6 ± 0 . 1 0 2 . 5 6 ± 0 . 1 6 1 . 8 6 ± 0 . 2 2 0 . 9 2 ± 0 . 0 2 0 . 5 8 ± 0 . 2 0

R: resting cells; G: growing cells; —: no hydrogen production.

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