(d) The FnfabM gene was significantly inhibited by 10 μg/ml cerulenin at pH 1.5 and pH 3.5, but not at pH 7.2. (e) Alterations in erucic acid C22:1(n9) content in Fusobacterium nucleatum with different concentrations of cerulenin for 4.5 h at different pH conditions. Changes in...