Results 61 to 70 of about 2,706,723 (382)

RNA polymerase errors cause splicing defects and can be regulated by differential expression of RNA polymerase subunits

open access: yeseLife, 2015
Errors during transcription may play an important role in determining cellular phenotypes: the RNA polymerase error rate is >4 orders of magnitude higher than that of DNA polymerase and errors are amplified >1000-fold due to translation.
Lucas B Carey
doaj   +1 more source

Structures of active Hantaan virus polymerase uncover the mechanisms of Hantaviridae genome replication

open access: yesNature Communications, 2023
Hantaviruses are causing life-threatening zoonotic infections in humans. Their tripartite negative-stranded RNA genome is replicated by the multi-functional viral RNA-dependent RNA-polymerase.
Quentin Durieux Trouilleton   +4 more
doaj   +1 more source

Rescue of Synthetic Genomic RNA Analogs of Rabies Virus by Plasmid-Encoded Proteins [PDF]

open access: yes, 1994
Proteins eolirely expressed from cDNA wen used to rescue synthetic RNA genome analogs into infectious defective particles or rabies virus (RV). Synthetic negative-stranded RNAs coßtalning 3' · and S'-terminal RV sequences and tnlßscriptional ...
Conzelmann, Karl-Klaus, Schnell, M.-J.
core   +3 more sources

Accurate RT-qPCR gene expression analysis on cell culture lysates [PDF]

open access: yes, 2012
Gene expression quantification on cultured cells using the reverse transcription quantitative polymerase chain reaction (RT-qPCR) typically involves an RNA purification step that limits sample processing throughput and precludes parallel analysis of ...
Mestdagh, Pieter   +2 more
core   +2 more sources

Plasmodium falciparum gametogenesis essential protein 1 (GEP1) is a transmission‐blocking target

open access: yesFEBS Letters, EarlyView.
This study shows Plasmodium falciparum GEP1 is vital for activating sexual stages of malarial parasites even independently of a mosquito factor. Knockout parasites completely fail gamete formation even when a phosphodiesterase inhibitor is added. Two single‐nucleotide polymorphisms (V241L and S263P) are found in 12%–20% of field samples.
Frederik Huppertz   +5 more
wiley   +1 more source

RNA-dependent RNA Polymerase Assay for Hepatitis E Virus

open access: yesBio-Protocol, 2017
RNA-dependent RNA polymerase (RdRp) is essential for the replication of viral RNA for RNA viruses. It synthesizes the complementary strand of viral genomic RNA, which is used subsequently as a template to generate more copies of viral genome.
Vidya Nair   +3 more
doaj   +1 more source

Structure of human RNA polymerase III

open access: yesNature Communications, 2020
The eukaryotic RNA Polymerase III transcribes tRNAs, some ribosomal and spliceosomal RNAs. Here, the authors resolve a cryo-EM structure of human RNA Polymerase III in its apo form and complemented it with crystal structures and SAXS analysis of RPC5 ...
Ewan Phillip Ramsay   +10 more
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

SARS-CoV-2 RNA Dependent RNA polymerase (RdRp) – A drug repurposing study

open access: yesHeliyon, 2020
The outbreak of SARS-CoV-2 in December 2019 in China subsequently lead to a pandemic. Lack of vaccine and specific anti-viral drugs started a global health disaster. For a sustained control and protection, development of potential anti-viral drugs is one
Jamshaid Ahmad   +4 more
doaj   +1 more source

Analysis of Template Variations on RNA Synthesis by Respiratory Syncytial Virus Polymerase

open access: yesViruses, 2022
Respiratory syncytial virus (RSV) is a significant threat to infants and elderly individuals globally. Currently, there are no effective therapies or treatments for RSV infection because of an insufficient understanding of the RSV viral machinery.
Dongdong Cao   +8 more
doaj   +1 more source

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