1. Australian School of Advanced Medicine, Macquarie University, New South Wales, Australia; and
2. Laboratório de Hipertensão, Departamento de Fisiologia e Biofísica, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, Minas Gerais, Brazil; and
3. School of Medical Sciences (Physiology) and Bosch Institute, University of Sydney, New South Wales, Australia