[1] Ctr Pasteur Cameroun, Malaria Res Unit, BP 1274, Yaounde, Cameroon
[2] Univ Douala, Fac Sci, Dept Biochem, BP 2701, Douala, Cameroon
[3] Univ Yaounde I, Dept Biol & Physiol Anim, Fac Sci, BP 812, Yaounde, Cameroon
[4] Univ Douala, Fac Med & Pharmaceut Sci, Dept Biol Sci, BP 2701, Douala, Cameroon
[5] Univ Yaounde I, Fac Sci, Dept Biochim, BP 812, Yaounde, Cameroon
[6] Univ Buea, Fac Hlth Sci, Dept Med Lab Sci, BP 63, Buea, Cameroon
[7] Univ Utah, Sch Med, Dept Pathol, 15 N Med Dr, Salt Lake City, UT 84112 USA
[8] Univ Buea, Dept Biochem, Fac Sci, BP 63, Buea, Cameroon
[9] Ctr Pasteur Cameroun Annexe, BP 921, Garoua, Cameroon
[10] Univ Yaounde I, Fac Sci, Dept Microbiol, BP 812, Yaounde, Cameroon