International Scholarly Research Notices / 2011 / Article / Tab 5

Research Article

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

Table 5

Effect of nitrogen sources on hydrogen production (mL/15 mL vessel) by R. palustris under anaerobic dark.

Nitrogen sourceIncubation period (in hrs)
24487296120144166192

Potassium nitrateR 0 . 2 2 ± 0 . 0 6
G 0 . 3 8 ± 0 . 0 4 0 . 6 8 ± 0 . 0 6 0 . 9 8 ± 0 . 0 8 0 . 7 4 ± 0 . 1 8 0 . 3 0 ± 0 . 1 8
Sodium nitrateR 0 . 2 3 ± 0 . 1 0
G 0 . 3 0 ± 0 . 0 4 0 . 4 6 ± 0 . 1 8 0 . 2 2 ± 0 . 0 8
Ammonium chlorideR
G
UreaR
G 0 . 2 4 ± 0 . 0 8 0 . 3 8 ± 0 . 0 2
ThioureaR
G 0 . 2 4 ± 0 . 0 8
GlycineR 0 . 2 8 ± 0 . 0 6
G 0 . 3 8 ± 0 . 1 2 0 . 7 4 ± 0 . 1 6 0 . 5 6 ± 0 . 0 4 0 . 2 2 ± 0 . 1 8
L-asparagineR 0 . 3 6 ± 0 . 0 4
G 0 . 3 8 ± 0 . 0 6 0 . 7 6 ± 0 . 1 2 0 . 9 8 ± 0 . 1 0 1 . 0 4 ± 0 . 0 8 0 . 7 4 ± 0 . 1 8 0 . 4 2 ± 0 . 0 6
L-glutamic acidR 0 . 3 6 ± 0 . 0 8
G 0 . 6 4 ± 0 . 1 8 0 . 9 4 ± 0 . 0 8 1 . 6 ± 0 . 2 8 0 . 7 2 ± 0 . 1 4 0 . 5 4 ± 0 . 1 0
L-glutamineR 0 . 5 2 ± 0 . 0 8 0 . 3 0 ± 0 . 0 2
G 0 . 4 8 ± 0 . 1 4 0 . 7 2 ± 0 . 0 8 0 . 9 8 ± 0 . 1 6 1 . 2 2 ± 0 . 0 8 1 . 1 6 ± 0 . 3 0 1 . 1 4 ± 0 . 0 6 0 . 8 6 ± 0 . 2 6 0 . 4 4 ± 0 . 1 2
L-tyrosineR 0 . 3 2 ± 0 . 0 2 0 . 4 8 ± 0 . 1 0 0 . 2 4 ± 0 . 0 4
G 0 . 2 8 ± 0 . 0 6 0 . 4 6 ± 0 . 0 8 0 . 3 4 ± 0 . 0 4
L-cystineR 0 . 2 8 ± 0 . 0 8
G 0 . 3 8 ± 0 . 1 4 0 . 5 6 ± 0 . 0 4 0 . 3 4 ± 0 . 0 2
L-methionineR 0 . 3 8 ± 0 . 1 8
G 0 . 2 0 ± 0 . 0 2 0 . 4 4 ± 0 . 0 8 0 . 7 2 ± 0 . 1 2 0 . 8 6 ± 0 . 1 4 0 . 5 6 ± 0 . 2 2 0 . 3 8 ± 0 . 0 6
Nitrogen gasR
G 0 . 4 2 ± 0 . 1 2
L-aspartic acidR 0 . 3 8 ± 0 . 1 2 0 . 4 8 ± 0 . 0 2 0 . 5 8 ± 0 . 0 6 0 . 2 6 ± 0 . 0 8
G 0 . 4 6 ± 0 . 0 4 0 . 7 4 ± 0 . 0 8 1 . 0 4 ± 0 . 1 0 0 . 9 6 ± 0 . 1 2 0 . 7 6 ± 0 . 2 2 0 . 5 4 ± 0 . 2 6 0 . 3 4 ± 0 . 0 8

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

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