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Characterising PvRBSA: an exclusive protein from Plasmodium species infecting reticulocytes

Overview of attention for article published in Parasites & Vectors, May 2017
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Title
Characterising PvRBSA: an exclusive protein from Plasmodium species infecting reticulocytes
Published in
Parasites & Vectors, May 2017
DOI 10.1186/s13071-017-2185-6
Pubmed ID
Authors

Darwin A. Moreno-Pérez, Luis A. Baquero, Diana M. Chitiva-Ardila, Manuel A. Patarroyo

Abstract

Plasmodium vivax uses multiple ligand-receptor interactions for preferential invasion of human reticulocytes. Several of these ligands have been identified by in silico approaches based on the role displayed by their orthologs in other Plasmodium species during initial adhesion or invasion. However, the cell adhesion role of proteins that are exclusive to species that specifically invade reticulocytes (as P. vivax and P. cynomolgi) has not been evaluated to date. This study aimed to characterise an antigen shared between Plasmodium species that preferentially infect reticulocytes with a focus on assessing its binding activity to target cells. An in silico analysis was performed using P. vivax proteome data to identify and characterise one antigen shared between P. vivax and P. cynomolgi. This led to identification of the pvrbsa gene present in the P. vivax VCG-I strain genome. This gene is transcribed in mature schizonts and encodes a protein located on the parasite surface. rPvRBSA was antigenic and capable of binding to a population of reticulocytes with a different Duffy phenotype. Interestingly, the molecule showed a higher percentage of binding to immature human reticulocytes (CD71(hi)). This study describes for the first time, a molecule involved in host cell binding that is exclusive in reticulocyte-infecting Plasmodium species. This suggest that PvRBSA is an antigenic adhesin that plays a role in parasite binding to target cells.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 24 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 24 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 6 25%
Student > Master 5 21%
Researcher 3 13%
Professor 1 4%
Other 1 4%
Other 2 8%
Unknown 6 25%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 5 21%
Medicine and Dentistry 4 17%
Agricultural and Biological Sciences 2 8%
Computer Science 1 4%
Veterinary Science and Veterinary Medicine 1 4%
Other 2 8%
Unknown 9 38%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. 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 20 May 2017.
All research outputs
#14,936,169
of 22,973,051 outputs
Outputs from Parasites & Vectors
#3,101
of 5,487 outputs
Outputs of similar age
#186,609
of 313,772 outputs
Outputs of similar age from Parasites & Vectors
#107
of 154 outputs
Altmetric has tracked 22,973,051 research outputs across all sources so far. This one is in the 32nd percentile – i.e., 32% of other outputs scored the same or lower than it.
So far Altmetric has tracked 5,487 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.7. This one is in the 38th percentile – i.e., 38% 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 313,772 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 37th percentile – i.e., 37% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 154 others from the same source and published within six weeks on either side of this one. This one is in the 25th percentile – i.e., 25% of its contemporaries scored the same or lower than it.