Enzon Pharmaceuticals Inc., of Bridgewater, N.J., named Jack Geltosky to its board of directors.

MAP Pharmaceuticals Inc., of Mountain View, Calif., named Marco F. Rosa vice president of human resources.

NanoBio Corp., of Ann Arbor, Mich., appointed David M. Stout to its board of directors.

Nventa Biopharmaceuticals Corp., of San Diego, appointed Gordon H. Busenbark to its board of directors.

Poniard Pharmaceuticals Inc., of South San Francisco, appointed Howard A. Burris III, E. David Crawford, Robert F. Ozols and Everett E. Vokes, to its clinical advisory board.

Premier Research Group plc, of Philadelphia, appointed Anthony Faragasso, executive director and global head of medical management and safety.

Somnus Therapeutics Inc., of Bedminster, N.J., named Gary Cupit, Mary Osbakken, Christine Blumhardt, Linda Hogan and Anne McCormick to its executive development team.