If viewed globally, the parasitic diseases pose an increasing threat to human health and welfare. The diseases caused by kinetoplastid protozoan parasites like Leishmania and Trypanosoma continue as a cause of suffering for many millions of people in both tropical and subtropical regions of the world. Leishmania species are found throughout Latin America, Africa and Asia. Trypanosoma cruzi that cause Chagas' disease is endemic in Latin America, while members of Trypanosoma brucei group are found in sub-Saharan Africa. Although the past two decades has witnessed commendable research efforts...