Frank Witney has left his positions at Affymetrix as executive VP and chief commercial officer to serve as president and CEO of the chemical chromatography systems maker Dionex. He replaces Lukas Braunschweiler, who has been president and CEO of Dionex since 2002. Braunschweiler left the post to serve as president and CEO of Ruag Holding.
Witney was president of drug discovery tools at PerkinElmer and he was president and CEO of Panomics before it was purchased last year by Affymetrix.
Mitrionics, a developer of parallel processing software and accelerated hybrid computing servers, has appointed Dietrich Stephan as its first scientific advisory board member.
Stephan is the co-founder and chief science officer for the consumer genomics firms Navigenics, chairman of the National Institutes of Health Neuroscience Microarray Consortium, and founding chairman of the neurogenomics division of the Translational Genomics Research Institute.
Karine Hovanes has joined Combimatrix Molecular Diagnostics as its new laboratory director. Prior to joining Combimatrix, Hoyanes was assistant lab director of US Labs, now a part of Laboratory Corporation of America.