Fig. 4
From: Regulation of microRNA during cardiomyocyte maturation in sheep
Principal Components Analysis of the miRNA microarray data. The data represented in a PCA plot show separation of the four developmental age groups and clustering of the biological replicates within these groups. Red, Fetal 91Â days gestation; Green, Fetal 140Â days gestation; blue, Postnatal 5Â days; yellow, Postnatal 173Â days