Search Results - "Lai, Yanhao"
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Replication Stress and Consequential Instability of the Genome and Epigenome
Published in Molecules (Basel, Switzerland) (27-10-2019)“…Cells must faithfully duplicate their DNA in the genome to pass their genetic information to the daughter cells. To maintain genomic stability and integrity,…”
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Dynamic single-cell intracellular pH sensing using a SERS-active nanopipette
Published in Analyst (London) (21-07-2020)“…Glass nanopipettes have shown promise for applications in single-cell manipulation, analysis, and imaging. In recent years, plasmonic nanopipettes have been…”
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3
Obesity increases genomic instability at DNA repeat-mediated endogenous mutation hotspots
Published in Nature communications (23-07-2024)“…Obesity is associated with increased cancer risk, yet the underlying mechanisms remain elusive. Obesity-associated cancers involve disruptions in metabolic and…”
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DNA Base Damage Repair Crosstalks with Chromatin Structures to Contract Expanded GAA Repeats in Friedreich's Ataxia
Published in Biomolecules (Basel, Switzerland) (08-07-2024)“…Trinucleotide repeat (TNR) expansion is the cause of over 40 neurodegenerative diseases, including Huntington's disease and Friedreich's ataxia (FRDA). There…”
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Crosstalk between MSH2–MSH3 and polβ promotes trinucleotide repeat expansion during base excision repair
Published in Nature communications (22-08-2016)“…Studies in knockout mice provide evidence that MSH2–MSH3 and the BER machinery promote trinucleotide repeat (TNR) expansion, yet how these two different repair…”
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6
Instability of CTG repeats is governed by the position of a DNA base lesion through base excision repair
Published in PloS one (26-02-2013)“…Trinucleotide repeat (TNR) expansions and deletions are associated with human neurodegeneration and cancer. However, their underlying mechanisms remain to be…”
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A partial Drp1 knockout improves autophagy flux independent of mitochondrial function
Published in Molecular neurodegeneration (19-03-2024)“…Dynamin-related protein 1 (Drp1) plays a critical role in mitochondrial dynamics. Partial inhibition of this protein is protective in experimental models of…”
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Androgen Receptor and Poly(ADP-ribose) Glycohydrolase Inhibition Increases Efficiency of Androgen Ablation in Prostate Cancer Cells
Published in Scientific reports (02-03-2020)“…There is mounting evidence of androgen receptor signaling inducing genome instability and changing DNA repair capacity in prostate cancer cells. Expression of…”
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Antioxidant activities of Ganoderma lucidum polysaccharides and their role on DNA damage in mice induced by cobalt-60 gamma-irradiation
Published in Food and chemical toxicology (01-02-2012)“…► The radio-protective activity of Ganoderma lucidum polysaccharides (GLP) from sporoderm-broken spore powder was firstly studied. ► GLP show protective…”
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The role of NF-κB in PARP-inhibitor-mediated sensitization and detoxification of arsenic trioxide in hepatocellular carcinoma cells
Published in Journal of toxicological sciences (01-06-2015)“…The therapeutic efficacy of arsenic trioxide (ATO) for treatments of solid tumors is restricted by its drug resistance and chemotoxicity. In this study, we…”
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Modulation of trinucleotide repeat instability by DNA polymerase β polymorphic variant R137Q
Published in PloS one (05-05-2017)“…Trinucleotide repeat (TNR) instability is associated with human neurodegenerative diseases and cancer. Recent studies have pointed out that DNA base excision…”
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An oxidized abasic lesion inhibits base excision repair leading to DNA strand breaks in a trinucleotide repeat tract
Published in PloS one (01-02-2018)“…Oxidative DNA damage and base excision repair (BER) play important roles in modulating trinucleotide repeat (TNR) instability that is associated with human…”
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Base excision repair of chemotherapeutically-induced alkylated DNA damage predominantly causes contractions of expanded GAA repeats associated with Friedreich's ataxia
Published in PloS one (01-04-2014)“…Expansion of GAA·TTC repeats within the first intron of the frataxin gene is the cause of Friedreich's ataxia (FRDA), an autosomal recessive neurodegenerative…”
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Oxidative DNA Damage Modulates DNA Methylation Pattern in Human Breast Cancer 1 (BRCA1) Gene via the Crosstalk between DNA Polymerase β and a de novo DNA Methyltransferase
Published in Cells (Basel, Switzerland) (16-01-2020)“…DNA damage and base excision repair (BER) are actively involved in the modulation of DNA methylation and demethylation. However, the underlying molecular…”
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Role of DNA polymerase beta in the genotoxicity of arsenic
Published in Environmental and molecular mutagenesis (01-07-2011)“…Arsenic, an important hazard in the environment, is associated with human cancer and other degenerative diseases. However, the mechanisms underlying arsenic…”
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Diastereomeric Recognition of 5',8-cyclo-2'-Deoxyadenosine Lesions by Human Poly(ADP-ribose) Polymerase 1 in a Biomimetic Model
Published in Cells (Basel, Switzerland) (02-02-2019)“…5',8-Cyclo-2'-deoxyadenosine (cdA), in the 5' and 5' diastereomeric forms, are typical non strand-break oxidative DNA lesions, induced by hydroxyl radicals,…”
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Deregulated expression of DNA polymerase β is involved in the progression of genomic instability
Published in Environmental and molecular mutagenesis (01-06-2012)“…Deregulated expression of DNA polymerase beta (pol β) has been implicated in genomic instability that leads to tumorigenesis, yet the mechanisms underlying the…”
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Links between DNA polymerase beta expression and sensitivity to bleomycin
Published in Toxicology (Amsterdam) (15-03-2011)“…Abstract Bleomycin (BLM), an important anti-tumor antibiotic, enables cell death through oxidative DNA damage mediated by reactive oxygen species (ROS)…”
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N 6 -methyladenosine mediates arsenite-induced human keratinocyte transformation by suppressing p53 activation
Published in Environmental pollution (1987) (01-04-2020)“…N -methyladenosine (m A), the most abundant and reversible RNA modification, plays critical a role in tumorigenesis. However, whether m A can regulate p53, a…”
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miR-155 mediates arsenic trioxide resistance by activating Nrf2 and suppressing apoptosis in lung cancer cells
Published in Scientific reports (22-09-2017)“…Arsenic trioxide (ATO) resistance is a challenging problem in chemotherapy. However, the underlying mechanisms remain to be elucidated. In this study, we…”
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