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Gene expression in ovaries from 6-month-old and 12-month-old C57BL/6 mice: (A) hierarchical clustering and heat map analysis. A heat map of significantly differentially expressed (>1.5-fold) genes is shown. Red dots represent higher expression and green dots represent lower expression at 12 months of age. Volcano plot (B) and scatter plots (C,D) of the microarray analysis data.
