Background
Ploem, Johan Sebastiaan was born on August 25, 1927 in Sawah Loento, Sumatra, Indonesia. Son of Victor Herman and Cornelia (de Hoog) Ploem.
Ploem, Johan Sebastiaan was born on August 25, 1927 in Sawah Loento, Sumatra, Indonesia. Son of Victor Herman and Cornelia (de Hoog) Ploem.
Doctor of Medicine, University Utrecht (The Netherlands), 1951. Master in Public Health cum laude, Harvard University, 1954. Doctor of Philosophy, University Amsterdam, 1967.
Scientist, Honig Corporation, Koog a/d Zaan, The Netherlands, 1956-1959, Ciba Corporation, Basel, Switzerland, 1960-1961.
Senior scientist University Amsterdam (The Netherlands), 1961-1970. Senior scientist University Leiden (The Netherlands), 1970-1980, professor cell biology, since 1980.
Visiting research professor University Miami, 1978-1981. Visiting lecturer Monash University, Melbourne, Australia, 1978.
Prelectorship University Dundee (Scotland), 1983.
Visiting professor Academia Sinica, Beijing, China, 1983. Visiting professor Free University, Brussels, 1985. Consultant in field Inventor Epi-illuminator for fluorescence microscopy, 1967, reflection contrast microscopy, 1975.
Papanicolaou Cancer Research Institute fellow, Miami, 1977.
Recipient C. East. Alken Foundation award, Bern, Switzerland, 1982.
Scientist, Honig Corporation, Koog a/d Zaan, The Netherlands, 1956-1959, Ciba Corporation, Basel, Switzerland, 1960-1961. Visiting professor Academia Sinica, Beijing, China, 1983. Visiting professor Free University, Brussels, 1985.
Fellow Royal Microscopical Society (councillor 1977-1980, president since 1986). Member Society Analytical Cytology (councilor 1979-1982), Dutch Society Cytology (councilor 1979-1983), International Academy Cytology (committee on cytology automation since 1980).
Married Johanna Jacoba Zaaijer, June 13, 1964. Children: Corette, Carolijn.