Outcome of Periapical Lesions in a Rat Model of Type 2 Diabetes: Refractoriness to Systemic Antioxidant Therapy Carlos Frederico B. Wolle, MSc, Luciana A. Zollmann, BS, Patrícia O. Bairros, BS, Adriana Etges, PhD, Carlos E. Leite, MSc, Fernanda B. Morrone, PhD, Maria M. Campos, PhD Journal of Endodontics Volume 39, Issue 5, Pages 643-647 (May 2013) DOI: 10.1016/j.joen.2012.12.030 Copyright © 2013 American Association of Endodontists Terms and Conditions
Figure 1 Percentage of body weight gain (A), plasma insulin levels (B), catalase (C), and GSH (D) liver levels in animals submitted to chronic intake of 20% glucose solution. Effects of oral treatment with tempol (50 and 100 mg/kg). Columns represent the mean of 5 experiments, and vertical lines indicate the standard error of mean. *,#P < .05, **,##P < .01. p.o., by mouth. Journal of Endodontics 2013 39, 643-647DOI: (10.1016/j.joen.2012.12.030) Copyright © 2013 American Association of Endodontists Terms and Conditions
Figure 2 Extension of radiographic area of periapical lesions (A). Columns represent the mean of 5 animals (in duplicate), and vertical lines indicate the standard error of mean. Representative radiographic images of periapical lesions in control animals (B) or in glucose-fed rats (C). Effects of treatment with the antioxidant tempol at 50 mg/kg (D) and 100 mg/kg (E), respectively. Arrowheads, radiolucent areas indicating periapical lesions. Journal of Endodontics 2013 39, 643-647DOI: (10.1016/j.joen.2012.12.030) Copyright © 2013 American Association of Endodontists Terms and Conditions
Figure 3 Histologic scores of periapical lesions (A). Columns represent the mean of 5 animals (in duplicate), and vertical lines indicate the standard error of mean. Representative histologic images of periapical lesions in control animals (B) or in glucose-fed rats (C). Effects of treatment with the antioxidant tempol at 50 mg/kg (D) and 100 mg/kg (E), respectively. Arrowheads, extension of the inflammatory process. Journal of Endodontics 2013 39, 643-647DOI: (10.1016/j.joen.2012.12.030) Copyright © 2013 American Association of Endodontists Terms and Conditions