S. H. Riwom Essama

Laboratory of Microbiology, Department of Microbiology, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon

M. A. Nyegue

Laboratory of Microbiology, Department of Microbiology, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon

C. Ndoye Foe

Laboratory of Microbiology, Department of Microbiology, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon
Laboratory of Phytobiochemistry, Department of Biochemistry, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon

K. Kamga Silihe

Laboratory of Microbiology, Department of Microbiology, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon

S. P. Bouopda Tamo

Laboratory of Microbiology, Department of Microbiology, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon

F. X. Etoa

Laboratory of Microbiology, Department of Microbiology, University of Yaoundé I, P. O. Box 812 Yaoundé, Cameroon