1 Exhibit 10.52 EMPLOYMENT AGREEMENT (Dr. Samuil R. Umansky) This Employment Agreement ("Agreement") is made and entered into as of the 12 day of October, 1998 (the "Effective Date") by and between LXR Biotechnology Inc. ("LXR"), a Delaware...Employment Agreement • March 30th, 1999 • LXR Biotechnology Inc • Biological products, (no disgnostic substances) • California
