U.S. Bioscience Inc has appointed Dr. Robert L. Capizziexecutive vice president of research and development. Capizzihad been director of the Comprehensive Cancer Center andchairman of the Piedmont Oncology Association at the BowmanGray School of Medicine, both of Wake Forest University, andchief of the section on hematology/oncology. U.S. Bioscience(AMEX:UBS) of West Conshohocken, Pa., is developingtreatments for cancer and allied diseases.

Scimed Life Systems Inc. (NASDAQ:SMLS) of Minneapolis saidthat Dr. William W. McGuire has resigned from the company'sboard, citing increased demands on his time as president, chiefexecutive officer and chairman of United HealthCare Corp.

MacroNex Inc. has added Bruce Erickson to its scientificadvisory board. Erickson is currently professor of chemistryand co-director of the protein chemistry laboratory at theUniversity of North Carolina, Chapel Hill. MacroNex of Durham,N.C., is involved in the pharmacological exploitation of themacrophage.

Ikuo Umemura has been appointed to the board of AmericanBiogenetic Sciences Inc. (NASDAQ:MABXA) of Notre Dame, Ind.Umemura is a retired executive vice president of Pfizer TaitoCo. Ltd. American Biogenetic is developing monoclonalantibody-based products for diagnosing Alzheimer's disease.

Cytogen Corp (NASDAQ:CYTO) has appointed Dr. Willet F.Whitmore Jr. to its scientific advisory board. Whitmore isdirector of the Memorial Sloan-Kettering Cancer Center'sSurgical Day Hospital in New York. Cytogen of Princeton, N.J.,is developing cancer therapeutics.

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