Fig. 1From: Resistant and susceptible chicken lines show distinctive responses to Newcastle disease virus infection in the lung transcriptomePCA plot suggests genetic line and sex account for large amounts of the variation. pcaExplorer generated principle component analysis (PCA) plot using the top 500 genes to display the variance associated with a principle component (PC). The samples (dots) are color labeled by sex and line. The ellipses around each group are drawn with a confidence interval of 0.95Back to article page