The present invention relates to complexes of transcription factor decoys their delivery to bacteria and their formulation. In particular the present invention resides in an antibacterial complex comprising a nucleic acid sequence and one or more delivery moieties selected from quaternary amine compounds bis aminoalkanes and unsaturated derivatives thereof wherein the amino component of the aminoalkane is an amino group forming part of a heterocyclic ring and an antibacterial peptide.
