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SARS-CoV-2 viral protein Nsp2 stimulates translation under normal and hypoxic conditions

Overview of attention for article published in Virology Journal, March 2023
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  • Good Attention Score compared to outputs of the same age (65th percentile)
  • Good Attention Score compared to outputs of the same age and source (68th percentile)

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Title
SARS-CoV-2 viral protein Nsp2 stimulates translation under normal and hypoxic conditions
Published in
Virology Journal, March 2023
DOI 10.1186/s12985-023-02021-2
Pubmed ID
Authors

Nadejda Korneeva, Md Imtiaz Khalil, Ishita Ghosh, Ruping Fan, Thomas Arnold, Arrigo De Benedetti

Abstract

When viruses like SARS-CoV-2 infect cells, they reprogram the repertoire of cellular and viral transcripts that are being translated to optimize their strategy of replication, often targeting host translation initiation factors, particularly eIF4F complex consisting of eIF4E, eIF4G and eIF4A. A proteomic analysis of SARS-CoV-2/human proteins interaction revealed viral Nsp2 and initiation factor eIF4E2, but a role of Nsp2 in regulating translation is still controversial. HEK293T cells stably expressing Nsp2 were tested for protein synthesis rates of synthetic and endogenous mRNAs known to be translated via cap- or IRES-dependent mechanism under normal and hypoxic conditions. Both cap- and IRES-dependent translation were increased in Nsp2-expressing cells under normal and hypoxic conditions, especially mRNAs that require high levels of eIF4F. This could be exploited by the virus to maintain high translation rates of both viral and cellular proteins, particularly in hypoxic conditions as may arise in SARS-CoV-2 patients with poor lung functioning.

X Demographics

X Demographics

The data shown below were collected from the profiles of 5 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 15 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 15 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 3 20%
Student > Master 2 13%
Unspecified 2 13%
Researcher 1 7%
Student > Postgraduate 1 7%
Other 1 7%
Unknown 5 33%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 5 33%
Immunology and Microbiology 3 20%
Unspecified 2 13%
Unknown 5 33%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 4. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 03 April 2023.
All research outputs
#8,360,583
of 25,628,260 outputs
Outputs from Virology Journal
#1,020
of 3,416 outputs
Outputs of similar age
#145,994
of 423,448 outputs
Outputs of similar age from Virology Journal
#19
of 64 outputs
Altmetric has tracked 25,628,260 research outputs across all sources so far. This one has received more attention than most of these and is in the 66th percentile.
So far Altmetric has tracked 3,416 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 24.5. This one has gotten more attention than average, scoring higher than 68% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 423,448 tracked outputs that were published within six weeks on either side of this one in any source. This one has gotten more attention than average, scoring higher than 65% of its contemporaries.
We're also able to compare this research output to 64 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 68% of its contemporaries.