PharmQuest Corp., of San Jose, Calif., appointed Jerome Halperin to its board.

Procyon BioPharma Inc., of Montreal, appointed Monique Litourneau executive vice president, finance, and chief financial officer.

Reddy US Therapeutics Inc., of Atlanta, appointed Bruce Carter to its board.

Ricerca LLC, of Concord, Ohio, appointed George Wellman to its scientific advisory board.

Scios Inc., of Sunnyvale, Calif., appointed Kim Hillis and Randall St. Laurent area business directors to oversee the U.S. sales force for its product, Natrecor.

Sequenom Inc., of San Diego, promoted Clarke Neumann to vice president and general counsel.

SignalGene Inc., of Montreal, appointed Mario Filion president, clinical genomics unit.

Syrrx Inc., of San Diego, appointed Norman Halleen vice president of finance and chief financial officer.

The Immune Response Corp., of San Diego, named Elias Nyberg vice president, regulatory affairs.

University of Cincinnati Genome Research Institute, of Reading, Ohio, hired David Millhorn as director.

ViroLogic Inc., of South San Francisco, appointed Kathy Hibbs vice president and general counsel.