InvestBio, of New York, named Robert LeBoyer managing director and director of research.

ISTA Pharmaceuticals Inc., of Irvine, Calif., appointed Kirk McMullin vice president, operations.

Millennium Biotechnologies Inc., of Bernardsville, N.J., a subsidiary of Millennium Biotechnologies Group Inc., added Richard Carroll as vice president, business development.

NanoBio Corp., of Ann Arbor, Mich., named Mary Flack vice president of clinical and regulatory affairs.

Nomos Corp., of Sewickley, Pa., appointed Alexander Rossulek product manager, planning systems.

Norak Biosciences Inc., of Research Triangle Park, N.C., appointed Dani Bolognesi to its board.

Pharmexa A/S, of Horsholm, Denmark, said Claus Braestrup was elected to its board and named chairman.

Quark Biotech Inc., of Cleveland, appointed James Shook executive vice president of product development and Ihor Bekersky vice president of clinical development.

Sertoli Technologies Inc., of Providence, R.I., added Moses Goddard as vice president of operations and medical affairs.

Spherics Inc., of Lincoln, R.I., appointed Mathias Woker vice president of business development, Mark Iampietro director of quality assurance and Daniel Magiera principal scientist in analytical chemistry.

TolerRx Inc., of Cambridge, Mass., appointed Louis Vaickus vice president and head of clinical development and medical affairs.

Transgene SA, of Strasbourg, France, appointed Philippe Poncet chief financial officer.