ME1 forward	5′-ATGGAGAAGGAAGGTTTATCAAAG-3′
ME1 reverse	5′-GGCTTCTAGGTTCTTCATTTCTTC-3′
ME2 forward	5′-GGCTTTAGCTGTTATTCTCTGTGA-3′
ME2 reverse	5′-TGAATATTAGCAAGTGATGGGTAAA-3′
ME3 forward	5′-AGATAAGTTCGGAATAAATTGCCT-3′
ME3 reverse	5′-CATCATTGAACATGCAGTATTTGT-3′