Search Results - "Rizzo, Carmelo"
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Quantitation of Apurinic/Apyrimidinic Sites in Isolated DNA and in Mammalian Tissue with a Reduced Level of Artifacts
Published in Analytical chemistry (Washington) (04-06-2019)“…The apurinic/apyrimidinic (AP) site is a common lesion of DNA damage. The levels of AP sites reported in the literature cover a wide range, which is primarily…”
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2
Novel genomic island modifies DNA with 7-deazaguanine derivatives
Published in Proceedings of the National Academy of Sciences - PNAS (15-03-2016)“…The discovery of ∼20-kb gene clusters containing a family of paralogs of tRNA guanosine transglycosylase genes, called tgtA5, alongside 7-cyano-7-deazaguanine…”
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Mass Spectrometry-Based Method to Measure Aflatoxin B1 DNA Adducts in Formalin-Fixed Paraffin-Embedded Tissues
Published in Chemical research in toxicology (15-04-2024)“…Aflatoxin B1 (AFB1) is a potent human liver carcinogen produced by certain molds, particularly Aspergillus flavus and Aspergillus parasiticus, which…”
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4
Anthracyclines React with Apurinic/Apyrimidinic Sites in DNA
Published in ACS chemical biology (16-06-2023)“…The combination of doxorubicin (Adriamycin) and cyclophosphamide, referred to as AC chemotherapy, is commonly used for the clinical treatment of breast and…”
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Mass Spectrometry-Based Method to Measure Aflatoxin B 1 DNA Adducts in Formalin-Fixed Paraffin-Embedded Tissues
Published in Chemical research in toxicology (15-04-2024)“…Aflatoxin B (AFB ) is a potent human liver carcinogen produced by certain molds, particularly and , which contaminate peanuts, corn, rice, cottonseed, and…”
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Enzymatic bypass and the structural basis of miscoding opposite the DNA adduct 1,N2-ethenodeoxyguanosine by human DNA translesion polymerase η
Published in The Journal of biological chemistry (01-01-2021)“…Etheno (ε)-adducts, e.g., 1,N2-ε−guanine (1,N2-ε-G) and 1,N6-ε−adenine (1,N6-ε-A), are formed through the reaction of DNA with metabolites of vinyl compounds…”
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mouse ortholog of NEIL3 is a functional DNA glycosylase in vitro and in vivo
Published in Proceedings of the National Academy of Sciences - PNAS (16-03-2010)“…To protect cells from oxidative DNA damage and mutagenesis, organisms possess multiple glycosylases to recognize the damaged bases and to initiate the Base…”
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Kinetics of DNA Adducts and Abasic Site Formation in Tissues of Mice Treated with a Nitrogen Mustard
Published in Chemical research in toxicology (20-04-2020)“…Nitrogen mustards (NM) are an important class of chemotherapeutic drugs used in the treatment of malignant tumors. The accepted mechanism of action of NM is…”
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Chemistry and biology of DNA containing 1,N(2)-deoxyguanosine adducts of the alpha,beta-unsaturated aldehydes acrolein, crotonaldehyde, and 4-hydroxynonenal
Published in Chemical research in toxicology (01-05-2009)“…The alpha,beta-unsaturated aldehydes (enals) acrolein, crotonaldehyde, and trans-4-hydroxynonenal (4-HNE) are products of endogenous lipid peroxidation,…”
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10
Mutagenic potential of nitrogen mustard-induced formamidopyrimidine DNA adduct: Contribution of the non-canonical α-anomer
Published in The Journal of biological chemistry (17-11-2017)“…Nitrogen mustards (NMs) are DNA-alkylating compounds that represent the earliest anticancer drugs. However, clinical use of NMs is limited because of their own…”
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11
Chemistry and Biology of DNA Containing 1,N 2-Deoxyguanosine Adducts of the α,β-Unsaturated Aldehydes Acrolein, Crotonaldehyde, and 4-Hydroxynonenal
Published in Chemical research in toxicology (18-05-2009)“…The α,β-unsaturated aldehydes (enals) acrolein, crotonaldehyde, and trans-4-hydroxynonenal (4-HNE) are products of endogenous lipid peroxidation, arising as a…”
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Site-Specific Synthesis of Oligonucleotides Containing 6‑Oxo‑M1dG, the Genomic Metabolite of M1dG, and Liquid Chromatography–Tandem Mass Spectrometry Analysis of Its In Vitro Bypass by Human Polymerase ι
Published in Chemical research in toxicology (20-12-2021)“…The lipid peroxidation product malondialdehyde and the DNA peroxidation product base-propenal react with dG to generate the exocyclic adduct, M1dG. This…”
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13
Characterization of Nitrogen Mustard Formamidopyrimidine Adduct Formation of Bis(2-chloroethyl)ethylamine with Calf Thymus DNA and a Human Mammary Cancer Cell Line
Published in Chemical research in toxicology (21-09-2015)“…A robust, quantitative ultraperformance liquid chromatography ion trap multistage scanning mass spectrometric (UPLC/MS3) method was established to characterize…”
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Site-Specific Synthesis of Oligonucleotides Containing 6-Oxo-M 1 dG, the Genomic Metabolite of M 1 dG, and Liquid Chromatography-Tandem Mass Spectrometry Analysis of Its In Vitro Bypass by Human Polymerase ι
Published in Chemical research in toxicology (20-12-2021)“…The lipid peroxidation product malondialdehyde and the DNA peroxidation product base-propenal react with dG to generate the exocyclic adduct, M dG. This…”
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15
Checkpoint Signaling from a Single DNA Interstrand Crosslink
Published in Molecular cell (11-09-2009)“…DNA interstrand crosslinks (ICLs) are the most toxic lesions induced by chemotherapeutic agents such as mitomycin C and cisplatin. By covalently linking both…”
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16
Translesion Synthesis of the N(2)-2'-Deoxyguanosine Adduct of the Dietary Mutagen IQ in Human Cells: Error-Free Replication by DNA Polymerase κ and Mutagenic Bypass by DNA Polymerases η, ζ, and Rev1
Published in Chemical research in toxicology (19-09-2016)“…Translesion synthesis (TLS) of the N(2)-2'-deoxyguanosine (dG-N(2)-IQ) adduct of the carcinogen 2-amino-3-methylimidazo[4,5-f]quinoline (IQ) was investigated…”
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Translesion Synthesis of the N 2‑2′-Deoxyguanosine Adduct of the Dietary Mutagen IQ in Human Cells: Error-Free Replication by DNA Polymerase κ and Mutagenic Bypass by DNA Polymerases η, ζ, and Rev1
Published in Chemical research in toxicology (19-09-2016)“…Translesion synthesis (TLS) of the N 2-2′-deoxyguanosine (dG-N 2-IQ) adduct of the carcinogen 2-amino-3-methylimidazo[4,5-f]quinoline (IQ) was investigated…”
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18
Interstrand DNA Cross-Links Induced by α,β-Unsaturated Aldehydes Derived from Lipid Peroxidation and Environmental Sources
Published in Accounts of chemical research (01-07-2008)“…Significant levels of the 1,N 2-γ-hydroxypropano-dG adducts of the α,β-unsaturated aldehydes acrolein, crotonaldehyde, and 4-hydroxy-2E-nonenal (HNE) have been…”
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19
Xeroderma pigmentosum complementation group C protein (XPC) serves as a general sensor of damaged DNA
Published in DNA repair (01-11-2013)“…•High-throughput fluorescence anisotropy assay used to measure affinity of human XPC for damaged DNA.•Binding affinity tested for eight DNA lesions contained…”
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Synthesis and Characterization of Oligonucleotides Containing a Nitrogen Mustard Formamidopyrimidine Monoadduct of Deoxyguanosine
Published in Chemical research in toxicology (15-09-2014)“…N 5-Substituted formamidopyrimidine adducts have been observed from the reaction of dGuo or DNA with aziridine containing electrophiles, including nitrogen…”
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