1. Institute of Materials Research and Engineering (IMRE), Agency for Science, Technology and Research (A*STAR), 2 Fusionopolis Way, Innovis #08-03, Singapore 138634, Republic of Singapore
2. NanoBio Lab, Agency for Science, Technology and Research (A*STAR), 31 Biopolis Way, The Nanos, #09-01, Singapore 138669, Republic of Singapore
3. A*STAR Infectious Diseases Laboratories, Agency for Science, Technology and Research (A*STAR), 31 Biopolis Way, The Nanos, #09-01, Singapore 138669, Republic of Singapore
4. Bioengineering Department, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia