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Yao S, Chen S, Clark J, Hao E, Beattie GM, Hayek A, Ding S.Yao S, et al. Among authors: beattie gm.Proc Natl Acad Sci U S A. 2006 May 2;103(18):6907-12. doi: 10.1073/pnas.0602280103. Epub 2006 Apr 21.Proc Natl Acad Sci U S A. 2006.PMID: 16632596Free PMC article.