Aastrom Biosciences Inc., of Ann Arbor, Mich., appointed Nelson Sims to its board.

Acrongenomics Inc., of Calgary, Alberta, appointed Constantine Poulios president.

Aerovance Inc., of Berkeley, Calif., appointed William Newell president.

Allergan Inc., of Irvine, Calif., appointed Michael Ball president.

Archemix Corp., of Cambridge, Mass., appointed Duncan Higgons executive vice president, business operations.

Cepheid, of Sunnyvale, Calif., appointed Thomas Brown to its board.

ChemoCentryx Inc., of Mountain View, Calif., appointed Regina Herzlinger to its board.

Chemokine Therapeutics Corp., of Vancouver, British Columbia, appointed Mohammad Azab to its board.

Cobalis Corp., of Irvine, Calif., appointed Gerald Yakatan to its board.

Cylene Pharmaceuticals, of San Diego, appointed Larry Witte chief scientific officer.

Dendreon Corp., of Seattle, appointed Mary Coon vice president of quality.

Dey LP, of Napa, Calif., promoted Christy Taylor to senior vice president of sales, marketing and business development.

Discovery Laboratories Inc., of Warrington, Pa., appointed Russell Clayton vice president, medical affairs; and Thomas Hofmann vice president, worldwide clinical operations.

EQiTX Ltd., of Melbourne, Australia, appointed Wayne Millen to its board as nonexecutive chairman.

EraGen Biosciences Inc., of Madison, Wis., appointed Greg Johnson, Tracy Marshbanks and Bruce Neviaser to its board.

Genaera Corp., of Plymouth Meeting, Pa., appointed John Armstrong to its board.

GeoPharma Inc., of Largo, Fla., appointed Joseph Mastronardy president of its wholly owned subsidiary, Belcher Pharmaceuticals Inc.

Iconix Pharmaceuticals Inc., of Mountain View, Calif., appointed Cate Sabatini executive vice president, business development.

Illumina Inc., of San Diego, appointed Matthew Posard vice president of marketing.

MediVax LLC, of San Diego, appointed Antonella Vitiello director of immunology.

MerLion Pharmaceuticals Pte. Ltd., of Singapore, appointed Richard Sykes chairman.

Millennium Pharmaceuticals Inc., of Cambridge, Mass., appointed Stephen Gansler senior vice president of human resources and a member of the executive team, and Anthony Wild to its board.