Jay D. Glass, Ph.D., a director at Cortex Pharmaceuticals Inc., hasbeen named interim president and chief executive officer of thecompany following the resignation of Vaughan H.J. Shalson. Thecompany said Shalson resigned for personal reasons. Cortex alsosaid Senior Vice President Raymond T. Bartus, Ph.D., has beenpromoted to executive vice president and chief operatingofficer. Cortex (NASDAQ:CORX) of Irvine, Calif., is developingproducts for the treatment and diagnosis of age-related diseasesand disorders of the brain.

DNA Plant Technology Corp. of Cinnaminson, N.J., has namedRobert Serenbetz president and chief operating officer. Hesucceeds Richard Laster, who will continue as chairman andchief executive officer. Serenbetz had been group president ofWarner-Lambert Co.'s American Chicle division. DNAP(NASDAQ:DNAP) is developing plant-based products,agricultural and environmental diagnostics, and ice modificationproducts and processes.

Meggi Raeder, Ph.D., has been named director of regulatoryaffairs at Celtrix Laboratories Inc. She had been regulatoryprogram director at Syntex Corp. Celtrix (NASDAQ:CTRX) of PaloAlto, Calif., is developing therapeutics based on naturallyoccurring, cell-regulating proteins.

Idec Pharmaceuticals Corp. (NASDAQ:IDPH), a La Jolla, Calif.,developer of immunologically active monoclonal antibodies, haspromoted Phillip M. Schneider to vice president of finance andadministration. He had been senior director of finance andadministration.

Collaborative Research Inc. said William P. Johnson, treasurerand chief financial officer, has been promoted to senior vicepresident of business development; Gerald F. Vovis, vicepresident of research and development, has been promoted tosenior vice president of R&D; and Controller Fenel Eloi has beenpromoted to vice president, treasurer and chief financial officer.The Bedford, Mass., company (NASDAQ:CRIC) specializes in DNAprobes and related testing services.

U.S. Bioscience Inc. of West Conshohocken, Pa., has promotedVice President of Clinical Operations Barbara J. Scheffler tosenior vice president of business development, and Director ofFinance and Administration John S. McBride to vice president ofinformation sciences. The company has also appointed GaryMickey group product director. Mickey was group manager ofadvertising and communications at Burroughs Wellcome Co. U.S.Bioscience (AMEX:UBS) develops drugs for patients with cancerand allied diseases.

Univax Biologics Inc. of Rockville, Md., has promoted Scott E.Winston, Ph.D., from director of development to vice presidentof development. Univax is developing immunotherapeuticproducts.

Ronald A. Ahrens, president of Merck Consumer Healthcare, wasnamed to the board at Alcide Corp. (NASDAQ:ALCD) of Norwalk,Conn., which develops and markets biocidalproducts.

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