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Rubio I, Rodriguez-Viciana P, Downward J, Wetzker R.Rubio I, et al. Among authors: downward j.Biochem J. 1997 Sep 15;326 ( Pt 3)(Pt 3):891-5. doi: 10.1042/bj3260891.Biochem J. 1997.PMID: 9307042Free PMC article.