further reading for epigenetic memory and mitosis
Ringrose, L., Paro, R. (2004). Epigenetic regulation of cellular memory by the Polycomb and Trithorax group proteins. Annu Rev Genet. 38:413-43 (Pubmed abstract)
Ringrose, L., Paro, R. (2007). Polycomb/Trithorax response elements and epigenetic memory of cell identity. Development. 134(2):223-32 (PubMed abstract)
Fonseca, JP., Steffen, PA., Müller, S., Lu, J., Sawicka, A., Seiser, C., Ringrose, L. (2012). In vivo Polycomb kinetics and mitotic chromatin binding distinguish stem cells from differentiated cells. Genes Dev. 26(8):857-71 (PubMed abstract)
Steffen, PA., Fonseca, JP., Gänger, C., Dworschak, E., Kockmann, T., Beisel, C., Ringrose, L. (2013). Quantitative in vivo analysis of chromatin binding of Polycomb and Trithorax group proteins reveals retention of ASH1 on mitotic chromatin. Nucleic Acids Res. 41(10):5235-50 (PubMed abstract)
Steffen, PA., Ringrose, L. (2014). What are memories made of? How Polycomb and Trithorax proteins mediate epigenetic memory. Nat Rev Mol Cell Biol. 15(5):340-56 (PubMed abstract)
Sneppen, K., and Ringrose, L. (2019). Theoretical analysis of Polycomb-Trithorax systems predicts that poised chromatin is bistable and not bivalent. Nature Communications 10, Article number: 2133 (Link to article)