1. Department of Microbiology, Faculty of Biological Sciences, University of Calabar, Calabar, Nigeria
2. University of Calabar Collection of Microorganisms (UCCM), University of Calabar, Calabar, Nigeria
3. Department of Physics, Faculty of Physical Sciences, University of Calabar, Calabar, Nigeria
4. Department of Civil Engineering, Faculty of Engineering, Cross River University of Technology, Calabar, Nigeria
5. Department of Chemistry, College of Science and Technology, Covenant University, Ota, Nigeria
6. Department of Microbiology, Faculty of Science, University of Uyo, Uyo, Nigeria