Fig. 4From: Molecular investigation of the colicinogenic Escherichia coli strains that are capable of inhibiting E. coli O157:H7 in vitroDetection of Colicin V, YU, and EMix genes. A) DNA Ladder, B) Negative control, C) Positive isolate for Colicin V gene, D) Positive isolate for Colicin YU gene, E) Positive isolate for Colicin EMix gene, and F) Negative control.Back to article page