IVAX Diagnostics is the result of the merger on March 14, 2001 between b2bstores.com and the diagnostic business subsidiary within IVAX Corporation. IVAX Corporation is the largest shareholder, owning nearly 70 percent of IVAX Diagnostics. IVAX Diagnostics develops, manufactures and markets proprietary diagnostic reagents, instrumentation and software worldwide through its three subsidiaries: Diamedix Corporation, ImmunoVision and Delta Biologicals. Diamedix Corporation develops and manufactures in vitro diagnostics kits that it markets in conjunction with its MAGO instruments for use in clinical and hospital laboratories. ImmunoVision develops manufactures and markets autoimmune reagents and research products for use in clinical laboratories, research laboratories and other diagnostic manufacturing companies. Delta Biologicals develops scientific instrumentation, manufactures the MAGO instruments and distributes in vitro diagnostic products to public hospitals and private medical laboratories in Italy.