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Lindroth AM, Cao X, Jackson JP, Zilberman D, McCallum CM, Henikoff S, Jacobsen SE.Lindroth AM, et al. Among authors: zilberman d.Science. 2001 Jun 15;292(5524):2077-80. doi: 10.1126/science.1059745. Epub 2001 May 10.Science. 2001.PMID: 11349138
Zilberman D, Cao X, Jacobsen SE.Zilberman D, et al.Science. 2003 Jan 31;299(5607):716-9. doi: 10.1126/science.1079695. Epub 2003 Jan 9.Science. 2003.PMID: 12522258