Research Article

Nitric Oxide Production by the Human Intestinal Microbiota by Dissimilatory Nitrate Reduction to Ammonium

Figure 3

NO-N concentrations in function of the different dilutions of fecal suspension (a) and the inhibitory effect of the supernatant of the fecal slurry (b). The inoculated medium was incubated anaerobically for 24 hours and the NO-N concentration measured in the headspace ( ). Significant differences are indicated with a, b, or c ( ). Results are deviation of 3 incubations of fecal suspension from 1 representative person.
284718.fig.003a
(a)
284718.fig.003b
(b)