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. Author manuscript; available in PMC: 2024 Sep 1.
Published in final edited form as: Nat Rev Genet. 2023 Nov 8;25(3):196–210. doi: 10.1038/s41576-023-00663-0
Chromoanagenesis
Chromothripsis Chromoplexy Chromoanasynthesis
Origin chromo’ for chromosomes and ‘thripsis’ for shattering into pieces chromo’ for chromosomes and ‘pleko’ for braid or weave together chromo’ for chromosomes and ‘anasynthesis’ for reconstitution
Definition A single event of local chromosome shattering that produces tens to hundreds of fragments, followed by random restitching driven by NHEJ Co-occurrence of multiple inter- and intra-chromosomal translocations and (to a lesser extent) deletions, frequently involving five or more chromosomes A replication-based process with local rearrangements and altered gene copy numbers due to serial fork stalling or template switching, or microhomology-mediated break-induced replication
Single event Yes ? Yes
Chromosomes 1–2 ≥5 1–2
Deletions Yes Yes Yes
Duplications Rare Rare Frequent
Translocations Yes Yes Yes
Frequency in cancer a 40–60% 10% 5%
a

Inferred from Ref 33.