Fig. 8From: Inhibition of pathogenic bacterial biofilms on PDMS based implants by L. acidophilus derived biosurfactantDouble diffusion on agar of a cationic (positively charged) cetyl trimethyl ammonium bromide (CTAB) against b an anionic CABS produced by L. acidophilus NCIM 2903; Arrow indicates line of precipitation formed between cationic and anionic pairBack to article page