Results 21 to 30 of about 160,622 (298)

Radiological Evaluation of Huntington’s Disease: A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Huntington’s Disease (HD) is a rare neurodegenerative condition inherited in an autosomal dominant pattern, where Gamma Amino Butyric Acid-ergic (GABAergic) neurons in the basal ganglia progressively deteriorate.
Soumyabrata Debnath, R Harshith
doaj   +1 more source

Simultaneous Determination of Four DNA bases at Graphene Oxide/Multi-Walled Carbon Nanotube Nanocomposite-Modified Electrode

open access: yesMicromachines, 2020
In this study, we developed a modified glassy carbon electrode (GCE) with graphene oxide, multi-walled carbon nanotube hybrid nanocomposite in chitosan (GCE/GO-MWCNT-CHT) to achieve simultaneous detection of four nucleobases (i.e., guanine (G), adenine ...
Shuting Wang   +3 more
doaj   +1 more source

Detection of modified forms of cytosine using sensitive immunohistochemistry [PDF]

open access: yes, 2016
Methylation of cytosine bases (5-methylcytosine, 5mC) occurring in vertebrate genomes is usually associated with transcriptional silencing. 5-hydroxylmethylcytosine (5hmC), 5-formylcytosine (5fC), and 5-carboxylcytosine (5caC) are the recently discovered
Wheldon, Lee L.M.   +6 more
core   +1 more source

Synthesis and Structural Study of Some Pyrimidinium Hexafluoridosilicates

open access: yesActa Chimica Slovenica, 2015
The synthesis and spectroscopic characterization of some pyrimidinium hexafluoridosilicate salts with the formula (RH)2[SiF]6 (where R = 2-aminopyrimidine (1), cytosine (2) and 5-cyanocytosine (3)) is obtained in the reaction of SiO2 with hydrofluoric ...
Andrej Pevec
doaj   +1 more source

Recognition of 5-hydroxymethylcytosine by the Uhrf1 SRA domain. [PDF]

open access: yes, 2011
Recent discovery of 5-hydroxymethylcytosine (5hmC) in genomic DNA raises the question how this sixth base is recognized by cellular proteins. In contrast to the methyl-CpG binding domain (MBD) of MeCP2, we found that the SRA domain of Uhrf1, an essential
Frauer, C.   +28 more
core   +2 more sources

Discovery of Cisplatin Binding to Thymine and Cytosine on a Single-Stranded Oligodeoxynucleotide by High Resolution FT-ICR Mass Spectrometry

open access: yesMolecules, 2019
The clinically widely-used anticancer drug, cisplatin, binds strongly to DNA as a DNA-damaging agent. Herein, we investigated the interaction of cisplatin with a 15-mer single-stranded C,T-rich oligodeoxynucleotide, 5′-CCTT4CTT7G8C9T10TCTCC-3′
Wenjuan Zeng   +9 more
doaj   +1 more source

CGGBP1-regulated cytosine methylation at CTCF-binding motifs resists stochasticity

open access: yesBMC Genetics, 2020
Background The human CGGBP1 binds to GC-rich regions and interspersed repeats, maintains homeostasis of stochastic cytosine methylation and determines DNA-binding of CTCF.
Manthan Patel   +3 more
doaj   +1 more source

Evaluating Relative Retention of Polar Stationary Phases in Hydrophilic Interaction Chromatography

open access: yesSeparations, 2019
A large number of polar stationary phases with diverse chemistry have been developed for various applications in hydrophilic interaction chromatography (HILIC).
Yong Guo, Nidhi Bhalodia, Bassel Fattal
doaj   +1 more source

In silico structural analysis of sequences containing 5-hydroxymethylcytosine reveals its potential as binding regulator for development, ageing and cancer-related transcription factors

open access: yesEpigenetics, 2021
The presence of 5-hydroxymethyl cytosine in DNA has been previously associated with ageing. Using in silico analysis of normal liver samples we presently observed that in 5-hydroxymethyl cytosine sequences, DNA methylation is dependent on the co-presence
Andigoni Malousi   +2 more
doaj   +1 more source

Cytosine ribose flexibility in DNA : a combined NMR 13C spin relaxation and molecular dynamics simulation study [PDF]

open access: yes, 2008
Using (13)C spin relaxation NMR in combination with molecular dynamic (MD) simulations, we characterized internal motions within double-stranded DNA on the pico- to nano-second time scale.
Elke Duchardt   +10 more
core   +2 more sources

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