Cetek Corp., of Marlborough, Mass., added James Melanson as vice president, finance and chief financial officer.
Coley Pharmaceutical Group, of Wellesley, Mass., added John Whisnant as senior vice president, clinical and regulatory; Charles Yon as vice president and general counsel; and Robert Cawthorn to its board.
Cortex Pharmaceuticals Inc., of Irvine, Calif., appointed Ross Johnson and Roger Stoll to its board.
Cytogen Corp., said its subsidiary, AxCell Biosciences, of Newton, Pa., appointed Jill Mesirov to its scientific advisory board.
Diatos SA, of Paris, appointed Jean-Michel Paillarse as chief medical officer.
Entomed SA, of Strasbourg, France, appointed Richard Cruse chief financial officer.
Exact Sciences Corp., of Maynard, Mass., added David Deems as vice president of product development.
ExonHit Therapeutics SA, of Paris, appointed Christina Hedberg senior director, business development, working in its U.S. subsidiary in Gaithersburg, Md.
Gene Network Sciences Inc., of Ithaca, N.Y., added Stuart Kauffman to its board.
Genencor International Inc., of Palo Alto, Calif., formed a health care advisory board, consisting of Martin Rosenberg, Stephen Carter, Donald Ganem and Arthur Weiss.
Genset SA, of Paris, appointed Fabio Macciardi vice president of statistics and genetic epidemiology.
Genta Inc., of Berkeley Heights, N.J., appointed Douglas Watson to its board.
Guava Technologies Inc., of Hayward, Calif., appointed Peter Christey vice president business development.
Human Genome Sciences Inc., of Rockville, Md., appointed Argeris Karabelas to its board.
Kos Pharmaceuticals Inc., of Miami, appointed Joseph Santomauro vice president of business development and licensing.
Lehman Bros., of New York, hired John Chambers as a managing director of its global healthcare banking group.
LifeSpan BioSciences Inc., of Seattle, appointed Robert LoBosco vice president and chief information officer.
Light Sciences Corp., of Issaquah, Wash., appointed Vincent DeVita chairman of its scientific advisory board.
Lipid Sciences Inc., of Pleasanton, Calif., named Aftab Ansari as the first member of its scientific advisory board.
Meridian Medical Technologies Inc., of Columbia, Md., added Kevin Heine as director, marketing and business development.
MetaPhore Pharmaceuticals Inc., of St. Louis, appointed Richard De Schutter to its board.
Milkhaus Laboratory Inc., of Providence, R.I., named Stephen De Palma chief financial officer.
Mimeon Inc., of Waltham, Mass., named Alan Crane chairman and CEO.
Morphochem Inc. U.S. added Brian Bullard as vice president for informatics.
Nanogen Inc., of San Diego, added William Franzblau as vice president, legal affairs.
NewBiotics Inc., of San Diego, added Chris Headrick as chief financial officer.
NimbleGen Systems Inc., of Madison, Wis., appointed Steven Smith vice president, bioinformatics and Albrecht Frauendorf senior director, DNA array manufacturing.
Novirio Pharmaceuticals Inc., of Cambridge, Mass., elected Thomas Hodgson to its board.
Oncolytics Biotech Inc., of Calgary, Alberta, appointed George Masters to its board.
OxiGene Inc., of Watertown, Mass., appointed William Shiebler to its board.
Paratek Pharmaceuticals Inc., of Boston, added Kenneth Novack to its board.