Authors: David Artis; Mei Lun Wang; Sue A Keilbaugh; Weimian He; Mario Brenes; Gary P Swain; Pamela A Knight; Deborah D Donaldson; Mitchell A Lazar; Hugh R P Miller; Gerhard A Schad; Phillip Scott; Gary D Wu Journal: Proc Natl Acad Sci U S A Date: 2004-08-30 Impact factor: 11.205