1. Department of Periodontics and Oral Medicine, Laboratory of Epithelial Biology, School of Dentistry, University of Michigan , Ann Arbor, MI , USA
2. Odontology Sciences Postgraduate Program, Dentistry Department, Federal University of Rio Grande do Norte , Natal 59056, Rio Grande do Norte , Brazil
3. Department of Microbiology and Parasitology, Institute of Biology, Federal University of Pelotas—UFPel , Capão do Leão, Rio Grande do Sul , Brazil
4. Rogel Cancer Center, University of Michigan , Ann Arbor, MI , USA