December 2008

Biodiversity and conservation of medicinal and aromatic plants in Africa

Medicinal and aromatic plants (MAPS) represent a consistent part of the natural biodiversity endowment of many countries in Africa. The role and contributions of medicinal plants to healthcare, local economies, cultural integrity and ultimately the well-being of people, particularly the rural poor, have been increasingly acknowledged over the last decade. The demands of the majority of the populace for medicinal plants...

Author(s): Okigbo, R N., Eme, U E.  and Ogbogu, S. 

December 2008

The role of vaccine derived polioviruses in the global eradication of polio-the Nigeria experience as a case study

This review reports the role of vaccine derived poliovirus (VDPV) in the global eradication of poliomyelitis. A vaccine derived poliovirus (VDPV) is a rare strain of poliovirus, genetically mutated from the strain contained in OPV. The OPV contains a weakened or attenuated version of poliovirus, activating an immune response in the body. A vaccinated person transmits the weakened virus to others, who also...

Author(s): Okonko I. O., Babalola E. T., Adedeji A. O., Onoja B. A., Ogun A. A., Nkang A. O. and Adu F. D.