Joseph Zakrzewski has been appointed chief executive officer of Xcellerex, Inc. and a member of the company’s board of directors. Mr. Zakrzewski joins the company after a 20-year career at Eli Lilly and Co. and most recently as chief operating officer of Reliant Pharmaceuticals. He succeeds Mike Masterson as part of a planned transition to the company’s next stage of growth in commercializing its proprietary manufacturing technology for biotherapeutics and vaccines. Mr. Masterson wil...