Exhibit I Joint Filing Agreement pursuant to Rule 13d-1(k)(1)(iii) under the Securities and Exchange Act of 1934, as amended. Each of the undersigned hereby agrees to be included in the filing of the Schedule 13D dated March 13, 2003 with respect to...Joint Filing Agreement • March 19th, 2003 • Estate of Gordon a Cain • In vitro & in vivo diagnostic substances
Each of the undersigned hereby agrees to be included in the filing of the Schedule 13D dated March 13, 2003 with respect to the issued and outstanding Common Stock of Lexicon Genetics Incorporated beneficially owned by each of the undersigned, respectively.
Exhibit II Agreement and Irrevocable Proxy by Gordon A. Cain to William A. McMinn dated May 7, 1998. AGREEMENT AND IRREVOCABLE PROXY AGREEMENT AND IRREVOCABLE PROXY (this "Agreement") dated as of May 7, 1998, by and between Gordon A. Cain (the "Cain")...Agreement and Irrevocable Proxy • March 19th, 2003 • Estate of Gordon a Cain • In vitro & in vivo diagnostic substances • Delaware
Joint Filing Agreement pursuant to Rule 13d-1(k)(1)(iii) under the Securities and Exchange Act of 1934, as amended.Joint Filing Agreement • July 22nd, 2003 • Estate of Gordon a Cain • In vitro & in vivo diagnostic substances
Each of the undersigned hereby agrees to be included in the filing of the Amendment No. 1 to the Schedule 13D dated July 22, 2003 with respect to the issued and outstanding Common Stock of Lexicon Genetics Incorporated beneficially owned by each of the undersigned, respectively.
