Research Article

Pattern of Disinfection of Root Canal Dentin by Alternated Acid-Base Irrigating Regimen

Figure 3

Relative frequency of the microbiological conditions in the root canals and respective dentin. Control group: irrigation with 0.85% saline; group 1: irrigation with NaOCl, final rinse with EDTA, and irrigation with NaOCl (CR); and group 2: irrigation with a NaOCl/EDTA/NaOCl combination (AR).