1. Department of Physiology and Biophysics, Biomedical Sciences Institute, University of São Paulo, São Paulo, Brazil;
2. Department of Physiology, Wayne State University School of Medicine, Detroit, Michigan;
3. Department of Integrative Physiology, University of North Texas Health Science Center, Fort Worth, Texas; and
4. Department of Physiology and Pharmacology, Fluminense Federal University, Niteroi, Brazil