Gene duplication as a mechanism of genomic adaptation to a changing environment

FA Kondrashov - Proceedings of the Royal Society B …, 2012 - royalsocietypublishing.org
A subject of extensive study in evolutionary theory has been the issue of how neutral,
redundant copies can be maintained in the genome for long periods of time. Concurrently …

Discoveries of extrachromosomal circles of DNA in normal and tumor cells

T Paulsen, P Kumar, MM Koseoglu, A Dutta - Trends in Genetics, 2018 - cell.com
While the vast majority of cellular DNA in eukaryotes is contained in long linear strands in
chromosomes, we have long recognized some exceptions like mitochondrial DNA, plasmids …

Retrotransposons hijack alt-EJ for DNA replication and eccDNA biogenesis

F Yang, W Su, OW Chung, L Tracy, L Wang… - Nature, 2023 - nature.com
Retrotransposons are highly enriched in the animal genome,–. The activation of
retrotransposons can rewrite host DNA information and fundamentally impact host biology …

Circular DNA elements of chromosomal origin are common in healthy human somatic tissue

HD Møller, M Mohiyuddin, I Prada-Luengo… - Nature …, 2018 - nature.com
The human genome is generally organized into stable chromosomes, and only tumor cells
are known to accumulate kilobase (kb)-sized extrachromosomal circular DNA elements …

Extrachromosomal circular DNA is common in yeast

HD Møller, L Parsons, TS Jørgensen… - Proceedings of the …, 2015 - National Acad Sciences
Examples of extrachromosomal circular DNAs (eccDNAs) are found in many organisms, but
their impact on genetic variation at the genome scale has not been investigated. We …

Expandable and reversible copy number amplification drives rapid adaptation to antifungal drugs

RT Todd, A Selmecki - Elife, 2020 - elifesciences.org
Previously, we identified long repeat sequences that are frequently associated with genome
rearrangements, including copy number variation (CNV), in many diverse isolates of the …

Chromatin and transcription in yeast

OJ Rando, F Winston - Genetics, 2012 - academic.oup.com
Understanding the mechanisms by which chromatin structure controls eukaryotic
transcription has been an intense area of investigation for the past 25 years. Many of the key …

Yeast evolutionary genomics

B Dujon - Nature Reviews Genetics, 2010 - nature.com
Over the past few years, genome sequences have become available from an increasing
range of yeast species, which has led to notable advances in our understanding of …

Extrachromosomal circular DNA: biogenesis, structure, functions and diseases

L Yang, R Jia, T Ge, S Ge, A Zhuang, P Chai… - Signal transduction and …, 2022 - nature.com
Extrachromosomal circular DNA (eccDNA), ranging in size from tens to millions of base
pairs, is independent of conventional chromosomes. Recently, eccDNAs have been …

Transcription-induced formation of extrachromosomal DNA during yeast ageing

RM Hull, M King, G Pizza, F Krueger, X Vergara… - PLoS …, 2019 - journals.plos.org
Extrachromosomal circular DNA (eccDNA) facilitates adaptive evolution by allowing rapid
and extensive gene copy number variation and is implicated in the pathology of cancer and …