EXHIBIT 7.2 Void after 5:00 p.m. New York Time May 27, 2006 NEXELL THERAPEUTICS INC. f/k/a VIMRX PHARMACEUTICALS INC. Common Stock Purchase Warrant THIS WARRANT AND THE SHARES OF COMMON STOCK ISSUABLE UPON EXERCISE OF THIS WARRANT HAVE NOT BEEN...Common Stock Purchase Warrant • June 8th, 1999 • Baxter International Inc • Surgical & medical instruments & apparatus • Delaware
