EXHIBIT 1 RIGHTS AGREEMENT RIGHTS AGREEMENT (this "Agreement") dated as of January 2, 2002, between Texas Biotechnology Corporation, a Delaware corporation (the "Company"), and The Bank of New York, a New York banking corporation, as Rights Agent (the...Rights Agreement • January 3rd, 2002 • Texas Biotechnology Corp /De/ • Biological products, (no disgnostic substances) • Texas
