Rift Valley fever is the most important bunyaviral disease of animals in Africa. The virus, transmitted by mosquitoes, causes abortions and mortality in young animals in addition to haemorrhagic fevers in humans. Although vaccines against this virus are available, the uses of these vaccines are limited because of deleterious effects or incomplete protection, justifying further studies to improv...

This talk is based on a work done in collaboration with A. Akabane, T. Hattori, K. Katsuura, and H. Mukaida.[1] Here I would like to show how the gravitational, gauge and matter field theories are induced on a brane world. Recently, idea of the brane world attracts much attention with expectation for large extra dimensions, or in connection with the superstring theory.[2][5] The idea that we li...

We isolated an arbovirus from bovine blood in Indonesia. The arbovirus was obtained from the plasma of a cow showing no clinical symptoms in West Java in February 2014, and was identified as Akabane virus (AKAV) by AKAV-specific RT-PCR and subsequent sequence analysis. Phylogenetic analysis based on partial S segment indicated the AKAV isolate, WJ-1SA/P/2014, was most closely related with two i...