Research Article

Chemotaxis Away from 4-Chloro-2-nitrophenol, 4-Nitrophenol, and 2,6-Dichloro-4-nitrophenol by Bacillus subtilis PA-2

Figure 2

Chemical-in-plug method showing negative chemotaxis of (a) 4-chloro-2-nitrophenol, (b) 4-nitrophenol, and (c) 2,6-dichloro-4-nitrophenol by Bacillus sp. strain PA-2.