Fig. 4From: The efficiency of natural wound healing and bacterial biofilm inhibition of Aloe vera and Sodium Chloride toothpaste preparationDisk diffusion test of the herbal toothpaste (H) compared with Chlorhexidine (CHX) against P.gingivalis. a) 0.12% CHX demonstrated a larger inhibition zone diameter. b) Statistical analysis indicated a significant difference between the groupsā inhibition zone (pā<ā0.001). ***ā=āstatistical significance compared with CHXBack to article page