Background
Maassen, Johannes Antonie was born on October 11, 1945 in Deventer, The Netherlands. Son of Johannes Antonie and Anna Maassen.
Maassen, Johannes Antonie was born on October 11, 1945 in Deventer, The Netherlands. Son of Johannes Antonie and Anna Maassen.
Master of Chemistry, University Amsterdam, The Netherlands, 1969. Doctor of Philosophy in Biochemistry, University Amsterdam, The Netherlands, 1972.
Research assistant University Amsterdam, 1967-1972. Assistant professor biochemistry Leiden (The Netherlands) University, 1972-1979. Visiting professor Harvard Medical School, Boston, 1979.
Associate professor Leiden Medical School, since 1980. Board directors Leiden University Medical School.
Advisor Social Democratic Party environmental committee, Amsterdam, 1975-1978. Member American Diabetes Association, Royal Dutch Chemical Society, Dutch Diabetes Association (research grantee 1986, 90), Dutch Society Anthropogenetics.