1. Deparment of Bioengineering, University of Texas at Dallas, Dallas, Texas, United States
2. Department of Basic Sciences, São Paulo State University (UNESP), School of Dentistry, Araçatuba, São Paulo, Brazil
3. Bauru School of Dentistry, Department of Biological Sciences, University of São Paulo São Paulo, Brazil
4. Department of Biological Sciences, University of Texas at Dallas, Dallas, Texas, United States