AltaRex Corp., of Waltham, Mass., appointed William Darrow and Robert Uhl to its board.

Applied Biosystems Group, of Foster City, Calif., named Stephen Lombardi vice president, applications and products; Robert Jones vice president, platform products research and development; and Carolyn Martin vice president, field operations of the Americas.

BioStratum Inc., of Research Triangle Park, N.C., elected Harry Penner to its board.

Celera Genomics Inc., of Rockville, Md., appointed John Reynders vice president, information systems.

Control Delivery Systems, of Watertown, Mass., appointed Kenneth Walters senior vice president of research and development and clinical affairs.

Genentech Inc., of South San Francisco, promoted Kimberly Popovits to senior vice president, marketing and sales, for its cardiopulmonary and specialty markets.

ImmunoGen Inc., of Cambridge, Mass., appointed Donna LaVoie vice president, corporate communications and investor relations.

Matritech Inc., of Newton, Mass., established a breast cancer medical advisory board comprised of Suzanne Klimberg, John Smith, Diana Lueftner, Rache Simmons and Avi Ben-Ora.

Microbia Inc., of Cambridge, Mass., appointed Bart Henderson vice president, business development.

Omeros Medical Systems Inc., of Seattle, added Leroy Hood to its board.

Paratek Pharmaceuticals Inc., of Boston, appointed Dennis Molnar executive director of corporate development.

Perlegen Sciences Inc., of Santa Clara, Calif., added Greg Brandeau as chief information officer.

Pharmacopeia Inc., of Princeton, N.J., appointed Robert White senior vice president, worldwide sales and consulting services for its software division.

Quorex Pharmaceuticals Inc., of Carlsbad, Calif., appointed Krzysztof Appelt senior vice president, drug development.

Ricerca LLC, of Concord, Ohio, appointed Jerome Birnbaum and Leo Paquette to its scientific advisory board.

Speedel Holding AG, of Basel, Switzerland, appointed Jessica Mann medical director.

TransMolecular Inc., of Birmingham, Ala., appointed Vernon Alvarez vice president, research and development; Diana Hablitz coordinator, preclinical and clinical development; and Dennis Carlo director.

United Therapeutics Corp., of Silver Spring, Md., appointed Victor Dzau, Louis Ignarro and John Deanfield to its scientific advisory board.

Vasogen Inc., of Toronto, appointed John Villforth to its board.

Viragen Inc., of Plantation, Fla., elected A. E. Cohen and Dean Shapiro to its board for two-year terms.

ZymeTx Inc., of Oklahoma City, appointed Fred Hiller as acting chief financial officer.

Zyomyx Inc., of Hayward, Calif., appointed Raju Kucherlapati to its board.