Alder Biopharmaceuticals Inc., of Bothell, Wash., appointed Mark D. Young senior vice president of pharmaceutical operations.

Alios BioPharma Inc., of South San Francisco, appointed K. Peter Hirth to its board.

AMRI, of Albany, N.Y., named Gergely Makara director of chemistry for European operations.

ATyr Pharma, of San Diego, named Nancy Ip to its scientific advisory board.

BioWa Inc., of Princeton, N.J., appointed Marc Silver vice president of corporate development.

Brookstone Pharmaceuticals LLC, of Alpharetta, Ga., appointed Philip Vogt executive vice president of sales and marketing.

Cellular Dynamics International, of Madison, Wis., appointed Leroy Hood and George Church to its scientific advisory board.

Cempra Pharmaceuticals, of Chapel Hill, N.C., appointed John H. Johnson to its board.

Cephalon Inc., of Frazer, Pa., appointed Craig C. Phillips vice president and general manager of the Oncology Business Unit.

Chelsea Therapeutics International Ltd., of Charlotte, N.C., appointed William D. Rueckert to its board.

Chimerix Inc., of Research Triangle Park, N.C., appointed Kenneth I. Moch chief operating officer.

Excaliard Pharmaceuticals, of Carlsbad, Calif., named Jay Birnbaum to its board.

Genome Prairie, of Saskatoon, Saskatchewan, appointed Karen Chad to its board.

Gilead Sciences Inc., of Foster City, Calif., appointed Kevin E. Lofton to its board.