BIOTECHNICA MOVE SPURS APPOINTMENTS With BioTechnica International's previously announced relocation of its corporate headquarters to Overland Park, Kan., from Cambridge, Mass., comes appointments to two key management positions...Hall previously held management and staff positions with Commerce Bank of Kansas City, First Interstate Bank Ltd., First National Bank of Chicago and the accounting firm of Peat Marwick

He replaces Loren Pickart, who resigned recently as chairman, scientific director and company director...Ashley also continues as president and chief executive officer

APPOINTMENTS AND ADVANCEMENTS IBRD, MACRONEX NAME EXECUTIVE VPS...Semler had been IBRD's executive VP of systems and acting CFO

of Boulder, Colo., said Wednesday it promoted William Fairbairn to vice president of regulatory affairs and compliance from director of regulatory affairs...Geoffrey Slaff was named director of process engineering and clinical manufacture...The New England Journal of Medicine named Jerome P. Kassirer, a kidney specialist and associate director of the Tufts University Medical School, as editor-in-chief, replacing Arnold S. Relman, who leaves after 14 years to become a medical professor at Harvard

Jack Barlow, a 36-year health care industry veteran and most recently president of Ares-Serono Inc., will join DynaGen Inc...of Cambridge, Mass., as chairman of the board and executive vice president...Barlow will develop strategic corporate relationships for advanced diagnostic and medical technologies

Wilson recently left Neurex to become president and chief operating officer of Syntex Corp...In other appointments: Eugene Corcoran was named chairman of the board of BioResearch of Dublin, Ireland, succeeding Professor G. Wrixon...The intellectual property law firm of Townsend and Townsend of Palo Alto, Calif., hired attorney Karen Dow, previously senior patent and licensing attorney for Triton Biosciences of Alameda, Calif., for its biotechnology practice

of Kirkland, Wash., said Monday that Dr. Loren Pickart resigned from his position as a member of the company's board of directors and as its scientific director

of DeKalb, Ill., announced Tuesday the retirement in June of John Nelson as company president and James Warren as vice president and director of research for DeKalb Poultry...Director of Veterinary and Technical Services Larry Vint will become research director. (c) 1997 American Health Consultants

Robert Zeigler, vice president and general manager of the Glaxo pharmaceuticals division...and Margaret Dardess, vice president of corporate affairs for policy development, external professional education programs and public relations. (c) 1997 American Health Consultants

PRESIDENT NAMED FOR TSI'S RESEARCH INSTITUTE Transgenic Sciences Inc. of Worcester, Mass., said it appointed Steven Niemi president of TSI's Mason Research Institute. Niemi, who joined Mason Research in 1985 as director of veterinary services, was previously general manager of the research institute, which is the company's pharmaceutical pre- clinical testing subsidiary. (c) 1997 American Health Consultants. All rights reserved.

Christensen was formerly president and chief executive officer of Immunologic Pharmaceutical Corp...and senior vice president for commercial affairs at Genetics Institute of Cambridge, Mass...Bushell and APS controller Bennet Weintraub will handle Horgan's duties in the mean time

Hawthorne has held a number of top financial and management positions in the pharmaceutical industry...of San Rafael, Calif., chief financial officer and corporate secretary for Genelabs Inc...of Redwood City, Calif., and financial planning manager in the ophthalmics division of Syntex Corp

Johnson planned and executed Johnson & Johnson's entry into the ophthalmic pharmaceuticals and also served for 18 years in various capacities with Allergan Inc...Rubenfien was formerly president and chief executive officer of SyStemix of Palo Alto, Calif., and Microgenics Corp