Ivax Diagnostics Inc.

Dr. Itzhak Krinsky joined Teva as Corporate Vice President for Business Development in May 2005. Prior to joining Teva, Dr. Krinsky was a managing director with The Silverfern Group, Inc. from January 2003 until February 2005 and until joining Teva, he was also a managing director with Trenwith Securities, LLC, both investment banking boutiques in New York City. From July 2001 until December 2002, Dr. Krinsky was a managing director of I. Krinsky, Financial & Investment Consulting in New York City and from January 1998 until May 2001 a senior strategist with the Investment Banking Research and Strategy Group of Bankers Trust (the predecessor of Deutsche Bank Securities) and later a managing director in the Acquisition and Corporate Advisory Group of Deutsche Bank Securities in New York City. Dr. Krinsky's academic career includes a position as Professor of Finance & Business Economics, Michael G. DeGroote School of Business, McMaster University, Ontario, Canada and as a visiting professor in the Institute for International Studies and Training of Japan, Kamiide, Japan, Nankai University, Tianjin, The Peoples Republic of China and the Leonard N. Stern School of Business at New York University, as well as extensive publications in leading academic journals. Dr. Krinsky serves as Chairman of the Board of Ivax Diagnostics, Inc., a public company that is 72% owned by Teva, and is a member of the board of Can-fite Biopharma Ltd. He served as a board member of Advanced Vision Technology (A.V.T.) Ltd. from 2005 to 2007. He received his B.A and M.A. in economics from Tel Aviv University in 1976 and 1978, respectively, and his Ph.D. in economics from McMaster University in 1983.

Phillip Frost, M.D. Dr. Frost became the CEO and Chairman of OPKO Health, Inc. upon the consummation of the merger of Acuity Pharmaceuticals Inc., Froptix Corporation and eXegenics, Inc. on March 27, 2007 (referred to as the Acquisition ). Dr. Frost was named the Vice Chairman of the Board of Teva Pharmaceutical Industries, Limited (NasdaqGS:TEVA), or Teva, in January 2006 when Teva acquired IVAX Corporation, or IVAX. Dr. Frost had served as Chairman of the Board of Directors and Chief Executive Officer of IVAX Corporation since 1987. He was Chairman of the Department of Dermatology at Mt. Sinai Medical Center of Greater Miami, Miami Beach, Florida from 1972 to 1986. Dr. Frost was Chairman of the Board of Directors of Key Pharmaceuticals, Inc. from 1972 until the acquisition of Key Pharmaceuticals by Schering Plough Corporation in 1986. Dr. Frost was named Chairman of the Board of Ladenburg Thalmann Financial Services Inc. (NYSE Amex: LTS), an investment banking, asset management, and securities brokerage firm providing services through its principal operating subsidiary, Ladenburg Thalmann & Co. Inc., in July 2006 and has been a director of Ladenburg Thalmann since March 2005. Dr. Frost also serves as Chairman of the Board of Directors of Ideation Acquisition Corp., a special purpose acquisition company formed for the purpose of acquiring businesses in digital media (NYSE Amex: IDI), Modigene Inc., a development stage biopharmaceutical company (OTCBB: MODG), and Castle Brands, a developer and marketer of premium brand spirits (NYSE Amex: ROX). He serves on the Board of Regents of the Smithsonian Institution, as a member of the Board of Trustees of the University of Miami, a Trustee of each of the Scripps Research Institutes, the Miami Jewish Home for the Aged, and the Mount Sinai Medical Center. Dr. Frost is also a director of Continucare Corporation, a provider of outpatient healthcare and home healthcare services (NYSE Amex: CNU), and Northrop Grumman Corp., a global defense and aerospace company (NYSE: NOC).