Tao, Issoufou, Biomolecular Research Center Pietro Annigoni (CERBA), BP 364 Ouagadougou 01, Burkina Faso Laboratory of Molecular Biology and Molecular Genetics (LABIOGENE) UFR/SVT, University Ouaga I Prof Joseph KI-ZERBO, Burkina Faso; BP 7021 Ouagadougou 03, Burkina Faso