Photoactivation of curcumin and sodium hypochlorite to enhance antibiofilm efficacy in root canal dentin.

Background: To test the effect of ultrasonic or light activated curcumin and sodium hypochlorite against Enterococcus faecalis biofilms in vitro.

Methods: E. faecalis biofilms were grown within root canals (n=175) and divided into 7 groups (n=25).