Quorum sensing and Chromobacterium violaceum: exploitation of violacein production and inhibition for the detection of N-acylhomoserine lactones - McClean, K H; Winson, M K; Fish, L; Taylor, A; Chhabra, S R; Camara, M; Daykin, M; Lamb, J H; Swift, S; Bycroft, B W; Stewart, G S; Williams, P (Microbiology, 1997)