Table 6. Repeated pair-wise correlation analysis of candidate reference genes. Genes are pair-wise correlated one with another and then with the BestKeeper index.
vs. actin RPS18 GAPDH αTUB RPL13 UBC
RPS18 R2 0.874 / / / / /
p-value 0.001 / / / / /
GAPDH R2 0.952 0.825 / / / /
p-value 0.001 0.001 / / / /
αTUB R2 0.957 0.849 0.925 / / /
p-value 0.001 0.001 0.001 / / /
RPL13 R2 0.945 0.923 0.922 0.93 / /
p-value 0.001 0.001 0.001 0.001 / /
UBC R2 0.725 0.703 0.711 0.699 0.693 /
p-value 0.001 0.001 0.001 0.001 0.001 /
B.I. (6 genes) R2 0.976 0.916 0.957 0.960 0.967 0.814
p-value 0.001 0.001 0.001 0.001 0.001 0.001