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. 2018 Aug 23;29(6):511–524. doi: 10.1007/s10532-018-9849-6

Fig. 3.

Fig. 3

H2S oxidation by heterotrophic bacteria. Cells were harvested in LB, wash and re-suspended in 50 mM HEPES buffer (pH 7.4) at OD600nm of 8. NaHS was added to 750 ± 50 µM to initiate the reaction. a G. oxydans 621H; b P. putida S16; c P. aeruginosa PAO1; d B. cepacia ATCC 25416; sulfide only (closed square); cells only (closed square); cells and sulfide (closed triangle). All data are average of at least three samples with standard deviation (error bar)