The following primers and their complementary strands were used: foxp runx-333, forward 5′-CACTTTTGTTTTAAAAACTGTCCTTTCTCATGAGCCCTATTATC-3′; foxp runx-333 reverse 5′-GATAATAGGGCTCATGAGAAAGGACAGTTTTTAAAACAAAAGTG-3′; foxp runx-287 forward 5′-CCTCTCACCTCTGTCCTGAGGGGAAGAAATC-3′; foxp runx-287 reverse 5′-GATTTCTTCCCCTCAGGACAGAGGTGAGAGG-3′; foxp runx-53 forward 5′-GCTTCCACACCGTACAGCGTCCTTTTTCTTCTCGGTATAAAAG-3′; foxp runx-53 reverse 5′-CTTTTATACCGAGAAGAAAAAGGACGCTGTACGGTGTGGAAGC-3′.