Results 101 to 110 of about 2,730,472 (338)

Molecular characterisation of human penile carcinoma and generation of paired epithelial primary cell lines

open access: yesMolecular Oncology, EarlyView.
Generation of two normal and tumour (cancerous) paired human cell lines using an established tissue culture technique and their characterisation is described. Cell lines were characterised at cellular, protein, chromosome and gene expression levels and for HPV status.
Simon Broad   +12 more
wiley   +1 more source

New Anti-Influenza Agents: Targeting the Virus Entry and Genome Transcription

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2019
Introduction: The emergence and spread of the pandemic H1N1 influenza virus in 2009 indicates a limitation in the strategy to control the infection, despite a long-established vaccination programme and approved antivirals.
Shahla Shahsavandi, Nikdokht Ebrahimi
doaj  

Oligomerization of the E. coli core RNA polymerase: formation of (α2ββ'ω)2-DNA complexes and regulation of the oligomerization by auxiliary subunits.

open access: yesPLoS ONE, 2011
In this work, using multiple, dissimilar physico-chemical techniques, we demonstrate that the Escherichia coli RNA polymerase core enzyme obtained through a classic purification procedure forms stable (α(2)ββ'ω)(2) complexes in the presence or absence of
Seema G Kansara, Maxim V Sukhodolets
doaj   +1 more source

Cis‐regulatory and long noncoding RNA alterations in breast cancer – current insights, biomarker utility, and the critical need for functional validation

open access: yesMolecular Oncology, EarlyView.
The noncoding region of the genome plays a key role in regulating gene expression, and mutations within these regions are capable of altering it. Researchers have identified multiple functional noncoding mutations associated with increased cancer risk in the genome of breast cancer patients.
Arnau Cuy Saqués   +3 more
wiley   +1 more source

Bacteriophage RNA polymerases: catalysts for mRNA vaccines and therapeutics

open access: yesFrontiers in Molecular Biosciences
Decades of research on bacteriophage-derived RNA polymerases (RNAPs) were vital for synthesizing mRNA using the in vitro transcription (IVT) reaction for vaccines during the COVID-19 pandemic.
Adithya Nair, Zoltán Kis, Zoltán Kis
doaj   +1 more source

In situ structures of the segmented genome and RNA polymerase complex inside a dsRNA virus. [PDF]

open access: yes, 2015
Viruses in the Reoviridae, like the triple-shelled human rotavirus and the single-shelled insect cytoplasmic polyhedrosis virus (CPV), all package a genome of segmented double-stranded RNAs (dsRNAs) inside the viral capsid and carry out endogenous ...
Chang, Winston   +5 more
core  

Computational Investigations on Polymerase Actions in Gene Transcription and Replication Combining Physical Modeling and Atomistic Simulations

open access: yes, 2015
Polymerases are protein enzymes that move along nucleic acid chains and catalyze template-based polymerization reactions during gene transcription and replication.
Yu, Jin
core   +1 more source

LINC01116, a hypoxia‐lncRNA marker of pathological lymphangiogenesis and poor prognosis in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
The LINC01116 long noncoding RNA is induced by hypoxia and associated with poor prognosis and high recurrence rates in two cohorts of lung adenocarcinoma patients. Here, we demonstrate that besides its expression in cancer cells, LINC01116 is markedly expressed in lymphatic endothelial cells of the tumor stroma in which it participates in hypoxia ...
Marine Gautier‐Isola   +12 more
wiley   +1 more source

In vitro RNA-dependent RNA Polymerase Assay Using Arabidopsis RDR6

open access: yesBio-Protocol, 2018
RNA-dependent RNA polymerases (RdRPs) in eukaryotes convert single-stranded RNAs into double-stranded RNAs, thereby amplifying small interfering RNAs that play crucial roles in the regulation of development, maintenance of genome integrity and antiviral ...
Kyungmin Baeg   +2 more
doaj   +1 more source

The methyltransferase domain of dengue virus protein NS5 ensures efficient RNA synthesis initiation and elongation by the polymerase domain [PDF]

open access: yes, 2014
International audienceViral RNA-dependent RNA polymerases (RdRps) responsible for the replication of single-strand RNA virus genomes exert their function in the context of complex replication machineries. Within these replication complexes the polymerase
Canard, Bruno   +5 more
core   +5 more sources

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