Higher plants contain homologs of the bacterial celA genes encoding the catalytic subunit of cellulose synthase. - Pear, ,J..R.,.; Kawagoe, ,Y.,.; Schrechkengost, ,W..E.,.; Delmer, ,D..P.,.; and Stalker, ,D..M.. (Proc. Natl. Acad. Sci. USA, 1996)