Results 21 to 30 of about 5,698,803 (355)

Mouse Slfn8 and Slfn9 genes complement human cells lacking SLFN11 during the replication stress response

open access: yesCommunications Biology, 2023
The Schlafen (SLFN)11 gene has been implicated in various biological processes such as suppression of HIV replication, replication stress response, and sensitization of cancer cells to chemotherapy.
Erin Alvi   +7 more
doaj   +1 more source

MicroRNA regulation of cancer stem cells in the pathogenesis of breast cancer

open access: yesCancer Cell International, 2021
Breast cancer is the most common cancer among women and accounts for 30% of all female malignancies worldwide. Breast cancer stem cells (BCSCs) are a small population of breast cancer cells that exhibit multiple characteristics including differentiation ...
Tong Niu, Weiwei Zhang, Wei Xiao
doaj   +1 more source

DNA damage—how and why we age?

open access: yeseLife, 2021
Aging is a complex process that results in loss of the ability to reattain homeostasis following stress, leading, thereby, to increased risk of morbidity and mortality.
Matthew J. Yousefzadeh   +5 more
semanticscholar   +1 more source

How (5′S) and (5′R) 5′,8-Cyclo-2′-Deoxypurines Affect Base Excision Repair of Clustered DNA Damage in Nuclear Extracts of xrs5 Cells? A Biochemical Study

open access: yesCells, 2021
The clustered DNA lesions (CDLs) are a characteristic feature of ionizing radiation’s impact on the human genetic material. CDLs impair the efficiency of cellular repair machinery, especially base excision repair (BER).
Karolina Boguszewska   +3 more
doaj   +1 more source

ULK1 in autophagy: sugar it up

open access: yesAutophagy Reports, 2022
Autophagy is a highly conserved cellular degradation and recycling process in mammalian cells, which is comprised of three main types: microautophagy, macroautophagy, and chaperone-mediated autophagy (CMA).
Sheng Yan, Jing Li
doaj   +1 more source

The Influence of 5′R and 5′S cdA and cdG on the Activity of BsmAI and SspI Restriction Enzymes

open access: yesMolecules, 2021
Restriction endonucleases (REs) are intra-bacterial scissors that are considered tools in the fight against foreign genetic material. SspI and BsmAI, examined in this study, cleave dsDNA at their site of recognition or within a short distance of it. Both
Michał Szewczuk   +3 more
doaj   +1 more source

When UDG and hAPE1 Meet Cyclopurines. How (5′R) and (5′S) 5′,8-Cyclo-2′-deoxyadenosine and 5′,8-Cyclo-2′-deoxyguanosine Affect UDG and hAPE1 Activity?

open access: yesMolecules, 2021
Ionizing radiation is a factor that seriously damages cellular mechanisms/macromolecules, e.g., by inducing damage in the human genome, such as 5′,8-cyclo-2′-deoxypurines (cdPus).
Michał Szewczuk   +3 more
doaj   +1 more source

The Influence of 5′,8-Cyclo-2′-deoxypurines on the Mitochondrial Repair of Clustered DNA Damage in Xrs5 Cells: The Preliminary Study

open access: yesMolecules, 2021
The 5′,8-cyclo-2′-deoxypurines (cdPus) affect the DNA structure. When these bulky structures are a part of clustered DNA lesions (CDL), they affect the repair of the other lesions within the cluster.
Karolina Boguszewska   +2 more
doaj   +1 more source

DNA Damage Atlas: an atlas of DNA damage and repair

open access: yesNucleic Acids Research, 2023
DNA damage and its improper repair are the major source of genomic alterations responsible for many human diseases, particularly cancer. To aid researchers in understanding the underlying mechanisms of genome instability, a number of genome-wide ...
Yu Liang   +9 more
semanticscholar   +1 more source

Automation of the cytokinesis-block micronucleus cytome assay by laser scanning cytometry and its potential application in radiation biodosimetry

open access: yesBioTechniques, 2014
Here we describe the adaptation of laser scanning cytometry (LSC) to measure micronuclei (MN) automatically in lymphocytes. MN frequencies were determined in irradiated human lymphocytes using the cytokinesis-block technique, and the results from LSC ...
Maxime François   +3 more
doaj   +1 more source

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