methylation mammalian distribution nucleotide publication
methylation mammalian cytosine carbon nucleotide cells dnmt1 replication tdg demethylation tet1 dnmt3a
demethylation dna 5mc methylation cytosine animals catalyzed aid 5hmc
5mc dna methylation cytosine 5cac methyl
methylation starts covalent methylcytosine mechanism cpg expression dnmt1
5mc methylation investigation expression mescs cultured
methylation dna 5mc 5hmc differential
kan 5mc alleles context methylation contexts