Article
Double-strand break repair can lead to high frequencies of deletions within short CAG/CTG trinucleotide repeats.
Molecular & general genetics : MGG - 1 Jun 1999
Richard G F, Dujon B, Haber J E
Abstract excerpt
Trinucleotide repeats undergo contractions and expansions in humans, leading in some cases to fatal neurological disorders. The mechanism responsible for these large size variations is unknown, but replication-slippage events are often suggested as a possible source of instability. We constructed a genetic screen that allowed us to detect spontaneous expansions/contractions of a short trinucleotide repeat in...
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