Evidence map›Paper›PMID 25246549›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2014

Mechanochemical actuators of embryonic epithelial contractility.

YongTae Kim, Melis Hazar, Deepthi S Vijayraghavan, Jiho Song, Timothy R Jackson, Sagar D Joshi, William C Messner, Lance A Davidson, Philip R LeDuc

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
1.8field-weighted citation impact, top 17% 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

26 citing papers in PubMed, 41 citations in OpenAlex.

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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

9 authors at 2 institutions in 1 country.

YongTae KimDepartment of Mechanical Engineering, Carnegie Mellon University, Pittsburgh, PA 15213;
Melis HazarDepartment of Mechanical Engineering, Carnegie Mellon University, Pittsburgh, PA 15213;
Deepthi S VijayraghavanDepartment of Bioengineering, University of Pittsburgh, Pittsburgh, PA 15260;
Jiho SongDepartment of Mechanical Engineering, Carnegie Mellon University, Pittsburgh, PA 15213;
Timothy R JacksonDepartment of Bioengineering, University of Pittsburgh, Pittsburgh, PA 15260;
Sagar D JoshiDepartment of Bioengineering, University of Pittsburgh, Pittsburgh, PA 15260;
William C MessnerDepartments of Mechanical Engineering and Electrical and Computer Engineering and Robotics Institute, Carnegie Mellon University, Pittsburgh, PA 15213; lad43@pitt.edu william.messner@tufts.edu prl@andrew.cmu.edu.
Lance A DavidsonDepartments of Bioengineering, Developmental Biology, and Computational and Systems Biology, University of Pittsburgh, Pittsburgh, PA 15260; and lad43@pitt.edu william.messner@tufts.edu prl@andrew.cmu.edu.
Philip R LeDucDepartments of Mechanical Engineering, Biomedical Engineering, Computational Biology, and Biological Sciences, Carnegie Mellon University, Pittsburgh, PA 15213 lad43@pitt.edu william.messner@tufts.edu prl@andrew.cmu.edu.
Carnegie Mellon University · USUniversity of Pittsburgh · US

Funding

Cardiovascular Bioengineering Training ProgramT32HL076124 · NHLBI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SANJEEV G SHROFF · 2005 to 2026
$7.0M
Training in Biomechanics in Regenerative MedicineT32EB003392 · NIBIB · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI WOO, SAVIO L-Y. · 2005 to 2020
$4.0M
The Biomechanics of morphogenesis in the frogR01HD044750 · NICHD · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI DAVIDSON, LANCE A. · 2005 to 2020
$3.8M
Biophysics of development buffering: Temperature as a tool to study how the cytosR21ES019259 · NIEHS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI DAVIDSON, LANCE A. · 2010 to 2011
$404k
NHLBI NIH HHS T32 HL076124NHLBI NIH HHS T32-HL076124NIBIB NIH HHS T32 EB003392NIBIB NIH HHS T32-EB003392NICHD NIH HHS R01 HD044750NICHD NIH HHS R01-HD044750NIEHS NIH HHS R21 ES019259
6 · The paper itself

Abstract

Spatiotemporal regulation of cell contractility coordinates cell shape change to construct tissue architecture and ultimately directs the morphology and function of the organism. Here we show that contractility responses to spatially and temporally controlled chemical stimuli depend much more strongly on intercellular mechanical connections than on biochemical cues in both stimulated tissues and adjacent cells. We investigate how the cell contractility is triggered within an embryonic epithelial sheet by local ligand stimulation and coordinates a long-range contraction response. Our custom microfluidic control system allows spatiotemporally controlled stimulation with extracellular ATP, which results in locally distinct contractility followed by mechanical strain pattern formation. The stimulation-response circuit exposed here provides a better understanding of how morphogenetic processes integrate responses to stimulation and how intercellular responses are transmitted across multiple cells. These findings may enable one to create a biological actuator that actively drives morphogenesis.

Indexed as

Adenosine TriphosphateAnimalsCell ShapeDextransFemaleGap JunctionsIsoquinolinesMechanotransduction, CellularMicrofluidic Analytical TechniquesMicroscopy, ConfocalRhodaminesXenopus laevisZygoteAdenosine TriphosphateDextransIsoquinolineslucifer yellowrhodamine dextranRhodaminesmechanotransductionmicrofluidicsmulticellularsignaling

Identifiers

PMID25246549
PMCPMC4210000
OpenAlexW1998634317

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.