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Masuhara M, Nagao K, Nishikawa M, Sasaki M, Yoshimura A, Osawa M (Mar 2000). "Molecular cloning of murine STAP-1, the stem-cell-specific adaptor protein containing PH and SH2 domains". Biochem Biophys Res Commun. 268 (3): 697–703. doi:10.1006/bbrc.2000.2223. PMID10679268.