Herpesvirus genomes exist and replicate as episomes inside the host cell nucleus during latent infection. Chiu et al. (2017. J. Cell Biol. https://doi.org/10.1083/jcb.201702013) find that unlike Epstein-Barr virus, which partitions viral genomes faithfully during cell division, Kaposi's Sarcoma-associated herpesvirus clusters viral genomes into loci that are distributed unequally to daughter cells.
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