1. Global Centre for Environmental Remediation, College of Engineering, Science and Environment, University of Newcastle, ATC Building, Callaghan, New South Wales 2308, Australia
2. crcCARE, University Drive, ATC Building, Callaghan, New South Wales 2308 Australia
3. Formerly Department of Microbiology, Sri Krishnadevaraya University, Anantapur 515003, India