0000950129-01-501420 8-K 3 20010613 2 7 20010618 LEXICON GENETICS INC/TX 0001062822 2835 760474169 1231 8-K 34 000-30111 1662460 4000 RESEARCH FOREST DRIVE 281-364-0100 THE WOODLANDS TX 77381 2813640100 4000 RESEARCH FOREST DR THE WOODLANDS TX 77381 8-K 1 h88460e8-k.txt LEXICON GENETICS INCORPORATED - 6/13/01 EX-10.1 2 h88460ex10-1.txt AGREEMENT AND PLAN OF MERGER EX-99.1 3 h88460ex99-1.txt PRESS RELEASE