LEIDEN, NETHERLANDS -- (MARKET WIRE) -- April 23, 2007 -- OctoPlus N.V. (Euronext: OCTO), the drug delivery and development company, announces today that it has appointed three new members to its Scientific Advisory Board: professor Ab Osterhaus, professor Douwe Breimer and professor Peter van Brummelen. Current chairman professor Daan Crommelin and professor Wim Hennink will continue their work on the board. Three members will step down: professor Jan Feijen, professor Bert Leufkens and dr. Paul Morrison.