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Co-Regulation of Cell Polarization and Migration by Caveolar Proteins PTRF/Cavin-1 and Caveolin-1

Overview of attention for article published in PLOS ONE, August 2012
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Title
Co-Regulation of Cell Polarization and Migration by Caveolar Proteins PTRF/Cavin-1 and Caveolin-1
Published in
PLOS ONE, August 2012
DOI 10.1371/journal.pone.0043041
Pubmed ID
Authors

Michelle M. Hill, Noor Huda Daud, Cho Sanda Aung, Dorothy Loo, Sally Martin, Samantha Murphy, Debra M. Black, Rachael Barry, Fiona Simpson, Libin Liu, Paul F. Pilch, John F. Hancock, Marie-Odile Parat, Robert G. Parton

Abstract

Caveolin-1 and caveolae are differentially polarized in migrating cells in various models, and caveolin-1 expression has been shown to quantitatively modulate cell migration. PTRF/cavin-1 is a cytoplasmic protein now established to be also necessary for caveola formation. Here we tested the effect of PTRF expression on cell migration. Using fluorescence imaging, quantitative proteomics, and cell migration assays we show that PTRF/cavin-1 modulates cellular polarization, and the subcellular localization of Rac1 and caveolin-1 in migrating cells as well as PKCα caveola recruitment. PTRF/cavin-1 quantitatively reduced cell migration, and induced mesenchymal epithelial reversion. Similar to caveolin-1, the polarization of PTRF/cavin-1 was dependent on the migration mode. By selectively manipulating PTRF/cavin-1 and caveolin-1 expression (and therefore caveola formation) in multiple cell systems, we unveil caveola-independent functions for both proteins in cell migration.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 40 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 3%
Japan 1 3%
Sweden 1 3%
Unknown 37 93%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 18 45%
Researcher 8 20%
Student > Master 4 10%
Professor 2 5%
Student > Doctoral Student 2 5%
Other 4 10%
Unknown 2 5%
Readers by discipline Count As %
Agricultural and Biological Sciences 19 48%
Biochemistry, Genetics and Molecular Biology 9 23%
Medicine and Dentistry 5 13%
Immunology and Microbiology 1 3%
Unknown 6 15%
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 13 August 2012.
All research outputs
#14,148,857
of 22,673,450 outputs
Outputs from PLOS ONE
#115,561
of 193,525 outputs
Outputs of similar age
#98,052
of 167,391 outputs
Outputs of similar age from PLOS ONE
#2,438
of 4,270 outputs
Altmetric has tracked 22,673,450 research outputs across all sources so far. This one is in the 35th percentile – i.e., 35% of other outputs scored the same or lower than it.
So far Altmetric has tracked 193,525 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 15.0. This one is in the 36th percentile – i.e., 36% 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 167,391 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 39th percentile – i.e., 39% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 4,270 others from the same source and published within six weeks on either side of this one. This one is in the 38th percentile – i.e., 38% of its contemporaries scored the same or lower than it.