Fig. 3From: Evaluation of antibacterial activity of propolis on regenerative potential of necrotic immature permanent teeth in dogs(a) Photomicrograph for a sample of subgroup A (propolis) showing formation of cementum like tissue on the inner aspect of the root dentin (H&E, X200). (b) Photomicrograph for a sample of subgroup A showing pulp like tissue with areas of osteoid like tissue inside the root canal and closure of the apex (H&E, X100)Back to article page