Aclara BioSciences Inc., of Mountain View, Calif., named Dennis Slomski director of process development.

Affymetrix Inc., of Santa Clara, Calif., named to its board of directors Adrian Hannah, senior vice president and chief financial officer of Glaxo Wellcome Inc.

Antigenics LLC, of New York, appointed to its board of directors Martin Taylor, former CEO of Barclays Bank plc.

Antisoma plc, of London, appointed Catharine Staughton director of corporate development, and Nicholas Adams in-licensing manager.

Avant Immunotherapeutics Inc., of Needham, Mass., named Alistair Wheeler vice president, medical affairs.

Aviron, of Mountain View, Calif., named Edward Arcuri vice president, manufacturing, and Raysam Prasad vice president, technical affairs.

Axys Pharmaceuticals Inc., of South San Francisco named Alan Hillyard, vice president of information systems.

BioChem Pharma Inc., of Laval, Quebec, appointed to its board of directors Robert Prichard, president of the University of Toronto, and Gerard Veilleux, president of Power Communications Inc., a subsidiary of Power Corp. of Canada.

CombiChem Inc., of San Diego, promoted both Graham Beaton and Leslie Robinson to director of chemistry, and Todd Myers to director of finance.

Covance Inc., of Princeton, N.J., named Stephen Sullivan corporate senior vice president and president, clinical development and support services. The company also promoted Joseph Herring to corporate senior vice president and president, early development services; Alan Horgan to corporate senior vice president and president, clinical development; John Mills to corporate senior vice president and president, clinical support services; and Michael Wokasch, corporate senior vice president, strategic operations.

CytoTherapeutics Inc., of Lincoln, R.I., elected to its board of directors Donald Kennedy, co-director for the Center for Environmental Science and Policy in the Institute for International Studies at Stanford University.

Entelos Inc., of Menlo Park, Calif., appointed John Andrews executive vice president of sales and marketing.

Epimmune Inc., of San Diego, appointed to its board of directors Michael Grey, president and CEO of Trega Biosciences.

GeneLink Inc., of Margate, N.J., named Joseph Franckewitz vice president of sales and marketing.

Genomica Corp., of Boulder, Colo., appointed Teresa Ayers chief executive officer.

Geron Corp., of Menlo Park, Calif., named Thomas Okarma, president and chief executive officer.

Incyte Pharmaceuticals Inc., of Palo Alto, Calif., appointed Michael Lack chief operating officer, and Jim Neal executive vice president of marketing and sales.

Inhale Therapeutic Systems Inc., of San Carlos, Calif., named Brigid Makes vice president of finance and administration and chief financial officer.

Inspire Pharmaceuticals Inc., of Durham, N.C., appointed Don Kellerman vice president, development.

Milkhaus Laboratory Inc., of Boxford, Mass., named to its board of directors Richard McCloskey, vice president and chief medical officer of Centocor Inc., of Malvern, Pa.

Orchid Biocomputer Inc., of Princeton, N.J., appointed Denis Grant senior director of pharmacogenetics.

Pangea Systems Inc., of Oakland, Calif., appointed Robert Williamson senior vice president of marketing, business development and e-commerce.