Biogen Inc. of Cambridge, Mass., has named James Tobinpresident and chief operating officer. Tobin was president andchief operating officer of Baxter International Inc.

Alkermes Inc., also of Cambridge, Mass., has named DonBurstyn vice president of regulatory affairs. He had beendirector of development operations at Biogen Inc.

Wesley Church has been named director of operations atTheragen Inc. of Princeton, N.J. He had been responsible for allproduction activities for Cytogen Corp.'s first FDA-licensedproduct, OncoScint CR/OV.

Imutec Corp. of Toronto has named Paul Percheson vicepresident of regulatory affairs. He was chief of the BacterialProducts Division in the Bureau of Biologics Drugs Directorate atthe Health Protection Branch of Health and Welfare Canada.

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