Evidence map›Paper›PMID 23083710›Full record

ArticleBiophysical journal2012

STICCS reveals matrix-dependent adhesion slipping and gripping in migrating cells.

Tim Toplak, Elvis Pandzic, Lingfeng Chen, Miguel Vicente-Manzanares, Alan Rick Horwitz, Paul W Wiseman

Open access · bronzeAbstract read
In one paragraph

Article in Biophysical journal, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
6.2field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 44 citations in OpenAlex.

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  17. Far-red organic fluorophores contain a fluorescent impurity.Chemphyschem : a European journal of chemical physics and physical chemistry · 2014
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 3 countries.

Tim ToplakDepartment of Physics, McGill University, Montréal, Québec, Canada.
Elvis Pandzic
Lingfeng Chen
Miguel Vicente-Manzanares
Alan Rick Horwitz
Paul W Wiseman
McGill University · CAUniversity of Virginia · USUniversidad Autónoma de Madrid · ES

Funding

STRUCTUREU54GM064346 · NIGMS · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI IMPERIALI, BARBARA · 2001 to 2010
$74.9M
DETERMINANTS OF MYOGENIC MEMBRANE PHENOMENAR01GM023244 · NIGMS · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI HORWITZ, ALAN F. "RICK" · 1985 to 2014
$6.7M
DETERMINANTS OF MYOGENIC MEMBRANE PHENOMENAR37GM023244 · NIGMS · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI HORWITZ, ALAN F · 1992 to 2002
$1.1M
NIGMS NIH HHS GM064346NIGMS NIH HHS GM23244NIGMS NIH HHS R01 GM023244NIGMS NIH HHS R37 GM023244NIGMS NIH HHS U54 GM064346
6 · The paper itself

Abstract

Two-color spatio-temporal image cross-correlation spectroscopy (STICCS) is a new, to our knowledge, image analysis method that calculates space-time autocorrelation and cross-correlation functions from fluorescence intensity fluctuations. STICCS generates cellular flow and diffusion maps that reveal interactions and cotransport of two distinct molecular species labeled with different fluorophores. Here we use computer simulations to map the capabilities and limitations of STICCS for measurements in complex heterogeneous environments containing micro- and macrostructures. We then use STICCS to analyze the co-flux of adhesion components in migrating cells imaged using total internal reflection fluorescence microscopy. The data reveal a robust, time-dependent co-fluxing of certain integrins and paxillin in adhesions in protrusions when they pause, and in adhesions that are sliding and disassembling, demonstrating that the molecules in these adhesions move as a complex. In these regions, both α6β1- or αLβ2-integrins, expressed in CHO.B2 cells, co-flux with paxillin; an analogous cotransport was seen for α6β1-integrin and α-actinin in U2OS. This contrasts with the behavior of the α5β1-integrin and paxillin, which do not co-flux. Our results clearly show that integrins can move in complexes with adhesion proteins in protrusions that are retracting.

Indexed as

Cell MovementActininAnimalsCell AdhesionCell Line, TumorCHO CellsCricetinaeCricetulusExtracellular MatrixHumansIntegrinsMicroscopy, FluorescenceModels, TheoreticalPaxillinSpectrometry, FluorescenceActininIntegrinsPaxillin

Identifiers

PMID23083710
PMCPMC3475391
OpenAlexW2059842692

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.