Iqbal K, Jin SG, Pfeifer GP, Szabó PE (March 2011). "Reprogramming of the paternal genome upon fertilization involves genome-wide oxidation of 5-methylcytosine". Proc. Natl. Acad. Sci. U.S.A. 108 (9): 3642–7. doi:10.1073/pnas.1014033108. PMID21321204.
Iqbal K, Jin SG, Pfeifer GP, Szabó PE (March 2011). "Reprogramming of the paternal genome upon fertilization involves genome-wide oxidation of 5-methylcytosine". Proc. Natl. Acad. Sci. U.S.A. 108 (9): 3642–7. doi:10.1073/pnas.1014033108. PMID21321204.