Ardea Biosciences Inc., of Carlsbad, Calif., appointed John Beck and John Poyhonen to its board of directors.

Auxilium Pharmaceuticals Inc., of Malvern, Penn., named Renato Fuchs to its board of directors.

Bank of America, of New York, named Katherine Kim principal and senior equity research analyst covering biotechnology stocks.

Cowen Group Inc., of New York, hired Jamie Streator as managing director in health care investment banking.

DermTech, of La Jolla, Calif., named Daniel Kolk vice president of product development.

Elusys Therapeutics Inc., of Pine Brook, N.J., appointed Jeremy Middleton vice president of corporate development.

Emergent BioSolutions Inc., of Rockville, Md., appointed Sue Bailey a Class III director.

Enobia Pharmaceuticals, of Montreal, appointed Hal Landy vice president of medical affairs and chief medical officer.

Gentium SpA, of New York, elected Malcolm Sweeney to its board of directors.

Helicos BioSciences Corp., of Cambridge, Mass., appointed Chip Leveille vice president of sales and marketing and Mark Solakian vice president and general counsel.

Idenix Pharmaceuticals Inc., of Cambridge, Mass., named Ronald Renaud Jr. chief financial officer.

IdentiGEN Ltd., of Dublin, Ireland, appointed John Monahan to its board of directors.

ITI Life Sciences, of Dundee, Scotland, appointed Eleanor Mitchell managing director.

NanoMed Pharmaceuticals, of Kalamazoo, Mich., named Harry Ledebur Jr. vice president of research and development and chief scientific officer.

Novagali Pharma, of Evry, France, appointed Sylvie Elia-Foeillet vice president of pharmaceutical affairs and Genevieve Garrigos vice president of human resources and communication.