Abstract
Porcine endogenous retroviruses (PERV) represent a major safety concern in pig-to-human xenotransplantation. To date, no PERV infection of a xenograft recipient has been recorded; however, PERVs are transmissible to human cells in vitro. Some recombinants of the A and C PERV subgroups are particularly efficient in infection and replication in human cells. Transcription of PERVs has been described in most pig cells, but their sequence and insertion polymorphism in the pig genome impede identification of transcriptionally active or silenced proviral copies.
Original language | English |
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Pages (from-to) | 12110-12120 |
Number of pages | 11 |
Journal | Journal of Virology |
Volume | 87 |
Issue number | 22 |
Early online date | 28 Aug 2013 |
DOIs | |
Publication status | Published - Nov 2013 |
Keywords
- DNA methylation
- porcine endogenous retroviruses
- xenotransplantation
- genetics