Live cell single-molecule imaging to study DNA repair in human cells

JR Heyza, M Mikhova, JC Schmidt - DNA repair, 2023 - Elsevier
The genetic material in human cells is continuously exposed to a wide variety of insults that
can induce different DNA lesions. To maintain genomic stability and prevent potentially …

[HTML][HTML] ADP-ribose contributions to genome stability, and PARP enzyme trapping on sites of DNA damage; paradigm shifts for a coming-of-age modification

É Rouleau-Turcotte, JM Pascal - Journal of Biological Chemistry, 2023 - Elsevier
ABSTRACT ADP-ribose is a versatile modification that plays a critical role in diverse cellular
processes. The addition of this modification is catalyzed by ADP-ribosyltransferases, among …

PARP1 regulates circular RNA biogenesis though control of transcriptional dynamics

R Eleazer, K De Silva, K Andreeva, Z Jenkins… - Cells, 2023 - mdpi.com
Circular RNAs (circRNAs) are a recently discovered class of RNAs derived from protein-
coding genes that have important biological and pathological roles. They are formed …

Spatio-temporal dynamics of the DNA glycosylase OGG1 in finding and processing 8-oxoguanine

L Cintori, AM Di Guilmi, Y Canitrot, S Huet… - DNA repair, 2023 - Elsevier
OGG1 is the DNA glycosylase responsible for the removal of the oxidative lesion 8-
oxoguanine (8-oxoG) from DNA. The recognition of this lesion by OGG1 is a complex …

[HTML][HTML] Multi-scale cellular imaging of DNA double strand break repair

T Heemskerk, G van de Kamp, J Essers, R Kanaar… - DNA repair, 2023 - Elsevier
Live-cell and high-resolution fluorescence microscopy are powerful tools to study the
organization and dynamics of DNA double-strand break repair foci and specific repair …

The complex universe of inactive PARP1

D Huang, Z Su, Y Mei, Z Shao - Trends in Genetics, 2024 - cell.com
Abstract Poly (ADP-ribose) polymerase 1 (PARP1) is a crucial member of the PARP family,
which modifies targets through ADP-ribosylation and plays key roles in a variety of biological …

Segmented fluorescence correlation spectroscopy (FCS) on a commercial laser scanning microscope

E Longo, S Scalisi, L Lanzanò - Scientific Reports, 2024 - nature.com
Abstract Performing accurate Fluorescence Correlation Spectroscopy (FCS) measurements
in cells can be challenging due to cellular motion or other intracellular processes. In this …

Single-molecule fluorescence imaging of DNA maintenance protein binding dynamics and activities on extended DNA

EM Irvin, H Wang - Current Opinion in Structural Biology, 2024 - Elsevier
Defining the molecular mechanisms by which genome maintenance proteins dynamically
associate with and process DNA is essential to understand the potential avenues by which …

Deguelin Restores Paclitaxel Sensitivity in Paclitaxel-Resistant Ovarian Cancer Cells via Inhibition of the EGFR Signaling Pathway

S Bae, S Bae, HS Kim, YJ Lim, G Kim… - Cancer Management …, 2024 - Taylor & Francis
Background Ovarian cancer is one of women's malignancies with the highest mortality
among gynecological cancers. Paclitaxel is used in first-line ovarian cancer chemotherapy …

The dynamic process of covalent and non-covalent PARylation in the maintenance of genome integrity: a focus on PARP inhibitors

A Beneyton, L Nonfoux, JP Gagné, A Rodrigue… - NAR …, 2023 - academic.oup.com
Abstract Poly (ADP-ribosylation)(PARylation) by poly (ADP-ribose) polymerases (PARPs) is
a highly regulated process that consists of the covalent addition of polymers of ADP-ribose …