Affiliation: | ∗ Faculty of Dentistry, Federal University of Rio Grande do Sul, Porto Alegre, Brazil ‡ Faculty of Medicine, Federal University of Rio Grande do Sul, Porto Alegre, Brazil § Department of Genetics, Federal University of Rio Grande do Sul, Porto Alegre, Brazil ‖ Department of Biochemistry, Federal University of Rio Grande do Sul, Porto Alegre, Brazil ∗∗ Hematology and Stem Cell Laboratory, Federal University of Rio Grande do Sul, Porto Alegre, Brazil † Department of Endodontics, Catholic University of Rio Grande do Sul, Porto Alegre, Brazil ¶ Department of Morphological Sciences, Institute of Basic Health Sciences, Federal University of Rio Grande do Sul, Porto Alegre, Brazil †† Stem Cell Research Institute, Porto Alegre, Brazil |