In Vitro Activity of 2-methoxy-1,4-naphthoquinone and Stigmasta-7,22-diene-3β-ol from Impatiens balsamina L. against Multiple Antibiotic-Resistant Helicobacter pylori
Figure 4
The hypothetical diagram for MeONQ that leads H. pylori death. MeONQ: 2-methoy-1,4-naphthoquinone; MeONQH2: hydroquinone derivative of MeONQ; MeONQH−: anion form of MeONQH2; MeONQ−•: semiquinone derivative of MeONQ; Re-MeONQ: regenerated MeONQ; ROS: reactive oxyge species.