Results 21 to 30 of about 86,414 (313)

Uracil restores susceptibility of methicillin-resistant Staphylococcus aureus to aminoglycosides through metabolic reprogramming

open access: yesFrontiers in Pharmacology, 2023
Background: Methicillin-resistant Staphylococcus aureus (MRSA) has now become a major nosocomial pathogen bacteria and resistant to many antibiotics. Therefore, Development of novel approaches to combat the disease is especially important.
Lvyuan Fan   +8 more
doaj   +1 more source

The role of Duschinsky rotation in intersystem crossing: A case study of uracil [PDF]

open access: yesJournal of the Serbian Chemical Society, 2011
The intersystem crossing rate for the transition between the lowest excited singlet and triplet electronic states of uracil was studied by means of ab initio methods.
Etinski Mihajlo
doaj   +1 more source

Synthesis, Herbicidal Activity, Mode of Action, and In Silico Analysis of Novel Pyrido[2,3-d]pyrimidine Compounds

open access: yesMolecules, 2023
Natural products are a main source of new chemical entities for use in drug and pesticide discovery. In order to discover lead compounds with high herbicidal activity, a series of new pyrido[2,3-d] pyrimidine derivatives were designed and synthesized ...
Lijing Min   +10 more
doaj   +1 more source

Monotriazoles Derived from Uracil and Thymine as Corrosion Inhibitor for API 5L X52 Steel in 1 M H2SO4

open access: yesInternational Journal of Electrochemical Science, 2018
In this study, the corrosion inhibition of monotriazoles derived from uracil and thymine was studied with electrochemical impedance spectroscopy (EIS) on API 5L X52 steel in 1 M H2SO4.
A. Espinoza-Vázquez   +4 more
doaj   +1 more source

Quantum-based modeling of protein-ligand interaction: The complex of RutA with uracil and molecular oxygen

open access: yes, 2022
Modern quantum-based methods are employed to model interaction of the flavin-dependent enzyme RutA with the uracil and oxygen molecules. This complex presents the structure of reactants for the chain of chemical reactions of monooxygenation in the enzyme
Tatiana, Domratcheva   +4 more
core   +1 more source

Uracil mustard revisited [PDF]

open access: yesCancer, 1999
A patient with diffuse large cell lymphoma who had a complete response lasting 35 years following a 3-day course of uracil mustard stimulated a recall review of patients treated with this oral alkylating agent.Records of patients treated with uracil mustard between 1958 and 1970 were reviewed.
B J, Kennedy   +2 more
openaire   +2 more sources

Escherichia coli DNA repair helicase Lhr is also a uracil-DNA glycosylase

open access: yes, 2023
DNA glycosylases protect genetic fidelity during DNA replication by removing potentially mutagenic chemically damaged DNA bases. Bacterial Lhr proteins are well-characterized DNA repair helicases that are fused to additional 600–700 amino acids of ...
Lou‐Hing, Anna   +13 more
core   +1 more source

Quantum-сhemical analysis of geometric and energetic characteristics of hetero associates m9Ade•m1Ura in main tautomeric form

open access: yesБіологічні студії, 2015
For the first time, on the quantum-mechanical level of theory MP2/6-311++G(2df,pd)//B3LYP/6-311++G(d,p), a full set of hydrogen (H)-bonded hetero associates m9Ade·m1Ura in the main tautomeric forms consisting of 18 different structures was obtained ...
D. Plodnik, I. Voiteshenko, D. Hovorun
doaj   +1 more source

Uracil, C4H4N2O2

open access: yes, 2021
Uracil ...
Shchukarev, Andrey
core   +1 more source

Time-Resolved Dynamics in Iodide-Uracil-Water Clusters upon Excitation of the Nucleobase

open access: yes, 2019
The dynamics of iodide-uracil-water (I−·U·H2O) clusters following π-π* excitation of the nucleobase are probed using time-resolved photoelectron spectroscopy (TRPES). Photoexcitation of this cluster at 4.77 eV results in electron transfer from the iodide
Valerie S. McGraw (7011487)   +3 more
core   +2 more sources

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