1. Waddington, C.H., The epigenotype, Endeavour, 1942, vol. 1, pp. 18–20. doi 10.1093/ije/dyr184
2. Bernstein, B.E., Meissner, A., and Lander, E.S., The mammalian epigenome, Cell, 2007, vol. 128, pp. 669–681. doi 10.1016/j.cell.2007.01.033
3. Ibeagha-Awemu Eveline, M. and Xin Zhao, Epigenetic marks: regulators of livestock phenotypes and conceivable sources of missing variation in livestock improvement programs, Front. Genet., 2015, vol. 6, pp. 302–312. doi 10.3389/fgene.2015.00302
4. Singh, K., Molenaar, A.J., Swanson, K.M., et al., Epigenetics: a possible role in acute and transgenerational regulation of dairy cow milk production, Animal, 2012, vol. 6, pp. 375–381. doi 10.1017/S1751731111002564
5. Urrego, R., Rodriguez-Osorio, N., and Niemann, H., Epigenetic disorders and altered gene expression after use of assisted reproductive technologies in domestic cattle, Epigenetics, 2014, vol. 9, pp. 803–815. doi 10.4161/epi.28711