Scripps Clinic Medical Group, of San Diego, named Robert Sarnoff president.

Seattle Genetics Inc., of Bothell, Wash., added Marc Lippman to its board of directors.

Sequenom Inc., of San Diego, named Charles Sing and Lindsay Farrer to its scientific advisory board.

SuperGen Inc., of San Ramon, Calif., named Karl Mettinger as senior vice president, clinical research and medical affairs; Lawrence Romel as vice president, clinical operations; and Jorge DiMartino as associate director, clinical research. It also appointed Charlene Holt medical director of commercial operations.

Variagenics Inc., of Cambridge, Mass., named Alan C. Houston chief medical officer and vice president of clinical development.

V. I. Technologies Inc., of Watertown, Mass., elected Doros Platika to its board of directors.

Ventana Global, of Irvine, Calif., named Elliot Parks as its biotech advisor.

Zycos Inc., of Lexington, Mass., added Daniel Green and Arda Mincherhomjee as board members.