Results 1 to 10 of about 4,219,800 (278)

TDP2 suppresses chromosomal translocations induced by DNA topoisomerase II during gene transcription

open access: yesNature Communications, 2017
DNA double-strand breaks (DSBs) induced by topoisomerase II (TOP2) are rejoined by TDP2-dependent non-homologous end-joining (NHEJ) but whether this promotes or suppresses translocations is not clear. Here the authors show that TDP2 suppresses chromosome
Fernando Gómez-Herreros   +6 more
doaj   +1 more source

Long-term safety of human retinal progenitor cell transplantation in retinitis pigmentosa patients

open access: yesStem Cell Research & Therapy, 2017
Background Retinitis pigmentosa is a common genetic disease that causes retinal degeneration and blindness for which there is currently no curable treatment available.
Yong Liu   +8 more
doaj   +1 more source

Specialized interfaces of Smc5/6 control hinge stability and DNA association

open access: yesNature Communications, 2017
Structural Maintenance of Chromosomes (SMC) complexes maintain genome integrity by regulating the segregation of chromosomes. Here, Altet al. describe the structure of the heterodimeric Smc5/6-hinge from fission yeast and define functional features ...
Aaron Alt   +10 more
doaj   +1 more source

Uev1A promotes breast cancer cell migration by up-regulating CT45A expression via the AKT pathway

open access: yesBMC Cancer, 2021
Background UEV1A encodes a ubiquitin-E2 variant closely associated with tumorigenesis and metastasis, but its underlying mechanism in promoting metastasis remains to be investigated.
Tong Niu, Zhaojia Wu, Wei Xiao
doaj   +1 more source

Exposure to Low-Dose Radiation Enhanced the Antitumor Effect of a Dendritic Cell Vaccine

open access: yesDose-Response, 2019
The unsatisfactory clinical efficacy of dendritic cell (DC)-based cancer vaccines prepared by conventional methods is partly due to their insufficient capacity for migration.
Sinian Wang   +8 more
doaj   +1 more source

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

Low-volume resuscitation with normal saline is associated with microvascular endothelial dysfunction after hemorrhage in rats, compared to colloids and balanced crystalloids

open access: yesCritical Care, 2017
Background Restoration of endothelial glycocalyx (EG) barrier may be an essential therapeutic target for successful resuscitation. The aim of this study was to compare in vivo the effects of resuscitation with normal saline (NS) to lactated Ringer’s ...
Luciana N. Torres   +4 more
doaj   +1 more source

Molecular basis for DNA repair synthesis on short gaps by mycobacterial Primase-Polymerase C

open access: yesNature Communications, 2020
Mycobacteria Prim-PolC performs short gap synthesis following removal of lesions during excision repair. Here the authors resolve crystal structures of pre- and post-catalytic Prim-PolC complexes bound to gapped DNA substrates to define its mechanism.
Nigel C. Brissett   +7 more
doaj   +1 more source

A sophisticated mechanism governs Pol ζ activity in response to replication stress

open access: yesNature Communications
DNA polymerase ζ (Pol ζ) plays an essential role in replicating damaged DNA templates but contributes to mutagenesis due to its low fidelity. Therefore, ensuring tight control of Pol ζ’s activity is critical for continuous and accurate DNA replication ...
Chun Li   +20 more
doaj   +1 more source

Animal experiments and network pharmacology to explore the anti-inflammatory mechanism of dapagliflozin in the treatment of polycystic ovary syndrome

open access: yesGynecological Endocrinology
Background Polycystic ovary syndrome (PCOS) is a common endocrine and metabolic disorder associated with chronic low-grade inflammation of the ovary. Sodium glucose co-transporter 2 (SGLT2) inhibitors are a class of antidiabetic drugs that can reduce the
Yong Liu   +8 more
doaj   +1 more source

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