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(A) EMSAs using purified RovS protein to analyze the binding to promoter fragments of the genes fbsA, gbs0230, and sodA and the cyl operon of S. agalactiae. (B) EMSAs using purified RovS protein to analyze the binding to the rogB promoter region. (C) Control EMSAs using purified RovS protein and a rovS gene internal DNA fragment. BSA, bovine serum albumin.
