Ribogene Inc., of Hayward, Calif., announced the appointment ofLaura Gaeta as vice president of drug discovery.ICOS Corp., of Seattle, named Howard Mendelsohn as chiefaccounting officer.InSite Vision Inc., of Alameda, Calif., appointed Cynthia Butitta asvice president and chief financial officer.T Cell Sciences Inc., of Cambridge, Mass., named Duff Brace aspresident and chief operating officer of its subsidiary, T CellDiagnostics.ABAXIS Inc., of Sunnyvale, Calif., announced that Ting Lu andDaniel Wong have been named vice presidents.

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