[1] From 1987 to 1989, he served as a post-doctoral fellow in Dieter Söll's laboratory at Yale University.
[5] After completing his PhD, Ishino became senior research scientist at the Bioproducts Development Center of Takara Shuzo.
[4] Ishino has contributed to the development of enzymology and nucleic acids research in his life.
The "iap" gene in gut microbe E. coli was sequenced by Ishino and his colleagues in 1987.
[8] In 1990, Ishino began researching DNA replication of micro-organisms in the Archaea domain.