Molecular mechanisms of somatic hypermutation and class switch recombination

SP Methot, JM Di Noia - Advances in immunology, 2017 - Elsevier
In order to promote an efficient humoral immune response, germinal center B cells modify
both the antigen recognition and effector domains by programmed genetic alterations of …

Nucleolus as an emerging hub in maintenance of genome stability and cancer pathogenesis

MS Lindström, D Jurada, S Bursac, I Orsolic, J Bartek… - Oncogene, 2018 - nature.com
The nucleolus is the major site for synthesis of ribosomes, complex molecular machines that
are responsible for protein synthesis. A wealth of research over the past 20 years has clearly …

Genomic and epigenomic insights into the origin, pathogenesis, and clinical behavior of mantle cell lymphoma subtypes

F Nadeu, D Martin-Garcia, G Clot… - Blood, The Journal …, 2020 - ashpublications.org
Mantle cell lymphoma (MCL) is a mature B-cell neoplasm initially driven by CCND1
rearrangement with 2 molecular subtypes, conventional MCL (cMCL) and leukemic non …

BRCA1 recruitment to transcriptional pause sites is required for R-loop-driven DNA damage repair

E Hatchi, K Skourti-Stathaki, S Ventz, L Pinello, A Yen… - Molecular cell, 2015 - cell.com
The mechanisms contributing to transcription-associated genomic instability are both
complex and incompletely understood. Although R-loops are normal transcriptional …

MAD2L2 controls DNA repair at telomeres and DNA breaks by inhibiting 5′ end resection

V Boersma, N Moatti, S Segura-Bayona, MH Peuscher… - Nature, 2015 - nature.com
Appropriate repair of DNA lesions and the inhibition of DNA repair activities at telomeres are
crucial to prevent genomic instability. By fuelling the generation of genetic alterations and by …

Chromatin accessibility: methods, mechanisms, and biological insights

AR Mansisidor, VI Risca - Nucleus, 2022 - Taylor & Francis
Access to DNA is a prerequisite to the execution of essential cellular processes that include
transcription, replication, chromosomal segregation, and DNA repair. How the proteins that …

Double strand break repair functions of histone H2AX

R Scully, A Xie - … Research/Fundamental and Molecular Mechanisms of …, 2013 - Elsevier
Chromosomal double strand breaks provoke an extensive reaction in neighboring
chromatin, characterized by phosphorylation of histone H2AX on serine 139 of its C-terminal …

Noncoding RNA processing by DIS3 regulates chromosomal architecture and somatic hypermutation in B cells

B Laffleur, J Lim, W Zhang, Y Chen, E Pefanis… - Nature …, 2021 - nature.com
Noncoding RNAs are exquisitely titrated by the cellular RNA surveillance machinery for
regulating diverse biological processes. The RNA exosome, the predominant 3′ RNA …

[HTML][HTML] Cell cycle regulation of human DNA repair and chromatin remodeling genes

R Mjelle, SA Hegre, PA Aas, G Slupphaug, F Drabløs… - DNA repair, 2015 - Elsevier
Maintenance of a genome requires DNA repair integrated with chromatin remodeling. We
have analyzed six transcriptome data sets and one data set on translational regulation of …

Prospectively defined patterns of APOBEC3A mutagenesis are prevalent in human cancers

RA DeWeerd, E Németh, Á Póti, N Petryk, CL Chen… - Cell reports, 2022 - cell.com
Mutational signatures defined by single base substitution (SBS) patterns in cancer have
elucidated potential mutagenic processes that contribute to malignancy. Two prevalent …