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Biochemical and biophysical characterization of cell-free synthesized Rift Valley fever virus nucleoprotein capsids enables in vitro screening to identify novel antivirals

Overview of attention for article published in Biology Direct, May 2016
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Title
Biochemical and biophysical characterization of cell-free synthesized Rift Valley fever virus nucleoprotein capsids enables in vitro screening to identify novel antivirals
Published in
Biology Direct, May 2016
DOI 10.1186/s13062-016-0126-5
Pubmed ID
Authors

Sean Broce, Lisa Hensley, Tomoharu Sato, Joshua Lehrer-Graiwer, Christian Essrich, Katie J. Edwards, Jacqueline Pajda, Christopher J. Davis, Rami Bhadresh, Clarence R. Hurt, Beverly Freeman, Vishwanath R. Lingappa, Colm A. Kelleher, Marcela V. Karpuj

Abstract

Viral capsid assembly involves the oligomerization of the capsid nucleoprotein (NP), which is an essential step in viral replication and may represent a potential antiviral target. An in vitro transcription-translation reaction using a wheat germ (WG) extract in combination with a sandwich ELISA assay has recently been used to identify small molecules with antiviral activity against the rabies virus. Here, we examined the application of this system to viruses with capsids with a different structure, such as the Rift Valley fever virus (RVFV), the etiological agent of a severe emerging infectious disease. The biochemical and immunological characterization of the in vitro-generated RVFV NP assembly products enabled the distinction between intermediately and highly ordered capsid structures. This distinction was used to establish a screening method for the identification of potential antiviral drugs for RVFV countermeasures. These results indicated that this unique analytical system, which combines nucleoprotein oligomerization with the specific immune recognition of a highly ordered capsid structure, can be extended to various viral families and used both to study the early stages of NP assembly and to assist in the identification of potential antiviral drugs in a cost-efficient manner. Reviewed by Jeffry Skolnick and Noah Isakov. For the full reviews please go to the Reviewers' comments section.

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The data shown below were collected from the profiles of 3 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 20 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 20 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 6 30%
Student > Master 4 20%
Student > Bachelor 3 15%
Student > Ph. D. Student 2 10%
Professor > Associate Professor 2 10%
Other 0 0%
Unknown 3 15%
Readers by discipline Count As %
Agricultural and Biological Sciences 4 20%
Veterinary Science and Veterinary Medicine 2 10%
Biochemistry, Genetics and Molecular Biology 2 10%
Pharmacology, Toxicology and Pharmaceutical Science 2 10%
Immunology and Microbiology 2 10%
Other 5 25%
Unknown 3 15%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. 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 19 May 2016.
All research outputs
#17,285,668
of 25,374,647 outputs
Outputs from Biology Direct
#386
of 537 outputs
Outputs of similar age
#204,481
of 328,715 outputs
Outputs of similar age from Biology Direct
#11
of 12 outputs
Altmetric has tracked 25,374,647 research outputs across all sources so far. This one is in the 21st percentile – i.e., 21% of other outputs scored the same or lower than it.
So far Altmetric has tracked 537 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 10.3. This one is in the 20th percentile – i.e., 20% of its peers scored the same or lower than it.
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 328,715 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 29th percentile – i.e., 29% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 12 others from the same source and published within six weeks on either side of this one. This one is in the 8th percentile – i.e., 8% of its contemporaries scored the same or lower than it.