Fig. 1From: Genome-wide DNA methylation profiling in whole blood reveals epigenetic signatures associated with migrainea Q-Q plot of –log10 P values for differential methylation between migraine cases and non-migraine controls (N = 134). b Comparison of population level mean β-values for hypomethylated (n = 447), hypermethylated (n = 244) CpGs, and total array background (n = 458,836)Back to article page