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Pérez-Martínez AS, De León-Rodríguez A, Harris LJ, Herrera-Estrella A, Barba de la Rosa AP.Pérez-Martínez AS, et al.Protein Expr Purif. 2007 Sep;55(1):183-8. doi: 10.1016/j.pep.2007.05.009. Epub 2007 May 31.Protein Expr Purif. 2007.PMID: 17629497