Figure 2.

Gene expression profile analysis during gametophyte development. The signal intensities of each feature of the DGEP plotted on a logarithmic scale. Red symbols indicate up-regulated genes; green symbols indicate down-regulated genes. Statistical criteria for designation of genes as up- or down-regulated are outlined in the Methods.

Xiao et al. BMC Plant Biology 2011 11:177   doi:10.1186/1471-2229-11-177
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