FIG. 7.
Structures of cationic inhibitors. (A) Amphiphilic cationic dyes. EtBr, ethidium bromide. (B) TALAs and related compounds. (C) Other organic cations. DPBP, 4,4-diphenyl-2,2-bipyridine; PDT, 3-(2-pyridyl)-5,6-diphenyl-1,2,4-triazine.
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