FliZ was required for WT levels of fliC expression , however , bistable populations continued to form in a ΔfliZ strain , indicating that reciprocal repression by Fli is not crucial for fliC bistability .
FliZ was required for WT levels of fliC expression , however , bistable populations continued to form in a ΔfliZ strain , indicating that reciprocal repression by Ydi is not crucial for fliC bistability .