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. 2005 Oct 4;33(17):5565–5573. doi: 10.1093/nar/gki844

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© The Author 2005. Published by Oxford University Press. All rights reserved

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The densities of expression log-ratios between: (A) HUMAN 1 versus ORANG.; (B) HUMAN 2 versus ORANG.; (C) HUMAN 1 versus CHIMP. 1; (D) HUMAN 1 versus HUMAN 2. The results from SUB-SUB normalization (trimming fraction is 20%) and quantile normalization are represented by dotted and solid line, respectively.