Respironics Inc., of Murrysville, Pa., appointed David White chief medical officer.
Resverlogix Corp., of Calgary, Alberta, appointed Gregory Wagner vice president of preclinical development.
SciClone Pharmaceuticals Inc., of San Mateo, Calif., appointed Friedhelm Blobel president, CEO and a director.
Senetek plc, of Napa, Calif., appointed William O'Kelly chief financial officer.
SpeciGen, of Corvallis, Mont., appointed Lonnie Bookbinder CEO.
Stressgen Biotechnologies Corp., of San Diego, appointed Peter Emtage vice president of research and development.
SV Life Sciences Advisers LLC, of Boston, appointed David Guyer and Bruce Peacock venture partners.
Synairgen plc, of Southampton, UK, appointed David Campbell nonexecutive director.
The BioAnalytics Group LLC, of Cranbury, N.J., appointed Ned Haubein senior scientist for its biological modeling, stimulation and analysis businesses.
TopoTarget A/S, of Copenhagen, Denmark, appointed Hakan Astrom chairman and Jeffrey Buchalter and Torbjorn Bjerk to its board.
TransMolecular Inc., of Cambridge, Mass., appointed Alison O'Neill vice president of medical affairs.
ViaCell Inc., of Cambridge, Mass., appointed James Corbett president of ViaCell Reproductive Health.
ViRexx Medical Corp., of Edmonton, Alberta, appointed Scott Langille chief financial officer.
ZymoGenetics Inc., of Seattle, appointed Michael Dwyer senior vice president of marketing and sales.