Ogbonna C. B.
Department of Microbiology, Faculty of Biological Science, College of Natural and Applied Sciences, University of Port Harcourt, P.M.B. 5323 Port Harcourt, Nigeria
Ibiene A. A.
Department of Microbiology, Faculty of Biological Science, College of Natural and Applied Sciences, University of Port Harcourt, P.M.B. 5323 Port Harcourt, Nigeria
Stanley H. O.
Department of Microbiology, Faculty of Biological Science, College of Natural and Applied Sciences, University of Port Harcourt, P.M.B. 5323 Port Harcourt, Nigeria