Results 21 to 30 of about 66,055 (244)

Graphical Workflow System for Modification Calling by Machine Learning of Reverse Transcription Signatures

open access: yesFrontiers in Genetics, 2019
Modification mapping from cDNA data has become a tremendously important approach in epitranscriptomics. So-called reverse transcription signatures in cDNA contain information on the position and nature of their causative RNA modifications. Data mining of,
Lukas Schmidt   +14 more
doaj   +1 more source

Integrated genomic analysis reveals regulatory pathways and dynamic landscapes of the tRNA transcriptome

open access: yesScientific Reports, 2021
tRNAs and tRNA-derived RNA fragments (tRFs) play various roles in many cellular processes outside of protein synthesis. However, comprehensive investigations of tRNA/tRF regulation are rare.
Zefang Sun   +16 more
doaj   +1 more source

Design and Analysis for Hypoid Gears with Ease-Off Flank Modification

open access: yesApplied Sciences, 2022
An approach of ease-off flank modification for hypoid gears was proposed to improve the meshing performance of automobile drive axle. Firstly, a conjugate pinion matching with gear globally was developed based on gear meshing theory. Secondly, a modified
Qin Wang   +5 more
doaj   +1 more source

DNA N6-Methyladenine (6mA) Modification Regulates Drug Resistance in Triple Negative Breast Cancer

open access: yesFrontiers in Oncology, 2021
Triple negative breast cancer (TNBC) is a subtype of breast cancer with strong aggressiveness and poor clinical treatment effect, accounting for about 10–20% of breast cancer cases.
Xianneng Sheng   +4 more
doaj   +1 more source

Does the Modification of Serine 477 of DNA Mismatch Repair Protein MLH1 Play a Role in Cell Proliferation? [PDF]

open access: yesThe 1st International Electronic Conference on Cancers: Exploiting Cancer Vulnerability by Targeting the DNA Damage Response, 2021
MutLα, a heterodimer consisting of MLH1 and PMS2, is a key player of the DNA mismatch repair (MMR) system and of great importance to correct incorporation errors that occur during DNA replication. Previously, we identified that posttranslational phosphorylation of MLH1 at amino acid position serine 477 can switch off MMR activity in vitro.
May-Britt Firnau, Angela Brieger
openaire   +1 more source

CoverageAnalyzer (CAn): A Tool for Inspection of Modification Signatures in RNA Sequencing Profiles

open access: yesBiomolecules, 2016
Combination of reverse transcription (RT) and deep sequencing has emerged as a powerful instrument for the detection of RNA modifications, a field that has seen a recent surge in activity because of its importance in gene regulation.
Ralf Hauenschild   +5 more
doaj   +1 more source

Generation of PARP1 gene knockout human embryonic stem cell line using CRISPR/Cas9

open access: yesStem Cell Research, 2021
PARP1 encodes a chromatin-associated enzyme which responsible for post-translational poly(ADP-ribosyl)ation modification (Hsieh et al., 2017). It plays an important role in nucleotide excision repair, non-homologous end joining, DNA mismatch repair and ...
Yuhang Li   +4 more
doaj   +1 more source

Molecular Characterization and Clinical Relevance of N6-Methyladenosine Regulators in Metastatic Prostate Cancer

open access: yesFrontiers in Oncology, 2022
Prostate cancer is a leading malignancy in the male population globally. N6-methylation of adenosine (m6A) is the most prevalent mRNA modification and plays an essential role in various biological processes in vivo. However, the potential roles of m6A in
Qiwei Liu   +14 more
doaj   +1 more source

Dielectricity of a molecularly crowded solution accelerates NTP misincorporation during RNA-dependent RNA polymerization by T7 RNA polymerase

open access: yesScientific Reports, 2022
In biological systems, the synthesis of nucleic acids, such as DNA and RNA, is catalyzed by enzymes in various aqueous solutions. However, substrate specificity is derived from the chemical properties of the residues, which implies that perturbations of ...
Shuntaro Takahashi   +5 more
doaj   +1 more source

OPTIONS FOR SURGICAL TREATMENT OF AORTIC VALVE DEFECTS IN PATIENTS WITH A NARROW FIBROUS RING

open access: yesŽurnal Grodnenskogo Gosudarstvennogo Medicinskogo Universiteta, 2019
Background. The review traces the main successes and problems in reconstructive surgery of aortic valve defects with a narrow fibrous ring of the aortic valve.
Lazuta S. S., Spiridonov S. V.
doaj   +1 more source

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