Vector-borne infections are transmitted from an infected and infectious vertebrate host to another via intermediary hematophagous arthropods. The incidence of vector-borne diseases is a growing burden worldwide accounting for over 20% of emerging infectious diseases recorded during 1940-2004. Ticks are second to mosquitoes as vectors of human pathogens, and economically important ectoparasites of domestic and wild animals. Vaccines appear as the most effective and sustainable intervention for th