Evidence map›Paper›PMID 32520653›Full record

ArticleMolecular biology of the cell2020

Epithelial tissue geometry directs emergence of bioelectric field and pattern of proliferation.

Brian B Silver, Abraham E Wolf, Junuk Lee, Mei-Fong Pang, Celeste M Nelson

Abstract read
In one paragraph

Article in Molecular biology of the cell, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
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

19 citing papers in PubMed.

  1. Article
  2. The Mechanics of Building Functional Organs.Cold Spring Harbor perspectives in biology · 2025
    Review
  3. Article
  4. Article
  5. CaCellular signalling · 2023
    Review
  6. Article
  7. Review
  8. Article
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  10. Article
  11. Article
  12. Article
  13. Review
  14. Article
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  16. Article
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  18. Article
  19. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Brian B SilverDepartment of Molecular Biology, Princeton University, Princeton, NJ 08544.
Abraham E WolfDepartment of Chemical & Biological Engineering, Princeton University, Princeton, NJ 08544.
Junuk LeePrinceton Neuroscience Institute, Princeton University, Princeton, NJ 08544.
Mei-Fong PangDepartment of Molecular Biology, Princeton University, Princeton, NJ 08544.
Celeste M NelsonDepartment of Molecular Biology, Princeton University, Princeton, NJ 08544.

Funding

Cerebellar determinants of flexible and social behavior on rapid time scales in autism model mice.R01MH115750 · NIMH · PRINCETON UNIVERSITY · PI PILLOW, JONATHAN WILLIAM, SHAEVITZ, JOSHUA W · 2017 to 2021
$4.7M
Engineered Invasive Human Breast Tumors with Integrated Capillaries and LymphaticsU01CA214292 · NCI · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI NELSON, CELESTE M, TIEN, JOE Y · 2017 to 2021
$3.2M
Biophysical and Biochemical Effects of the ECM on Breast Epithelial CellsR01CA187692 · NCI · PRINCETON UNIVERSITY · PI NELSON, CELESTE M, RADISKY, DEREK C · 2015 to 2019
$2.1M
NCI NIH HHS R01 CA187692NCI NIH HHS U01 CA214292NIMH NIH HHS R01 MH115750
6 · The paper itself

Abstract

Patterns of proliferation are templated by both gradients of mechanical stress as well as by gradients in membrane voltage (Vm), which is defined as the electric potential difference between the cytoplasm and the extracellular medium. Either gradient could regulate the emergence of the other, or they could arise independently and synergistically affect proliferation within a tissue. Here, we examined the relationship between endogenous patterns of mechanical stress and the generation of bioelectric gradients in mammary epithelial tissues. We observed that the mechanical stress gradients in the tissues presaged gradients in both proliferation and depolarization, consistent with previous reports correlating depolarization with proliferation. Furthermore, disrupting the Vm gradient blocked the emergence of patterned proliferation. We found that the bioelectric gradient formed downstream of mechanical stresses within the tissues and depended on connexin-43 (Cx43) hemichannels, which opened preferentially in cells located in regions of high mechanical stress. Activation of Cx43 hemichannels was necessary for nuclear localization of Yap/Taz and induction of proliferation. Together, these results suggest that mechanotransduction triggers the formation of bioelectric gradients across a tissue, which are further translated into transcriptional changes that template patterns of growth.

Indexed as

Electrophysiological PhenomenaAnimalsBiomechanical PhenomenaCell LineCell NucleusCell ProliferationConnexin 43Epithelial CellsEpitheliumMembrane PotentialsMiceMicrotechnologyModels, BiologicalConnexin 43

Identifiers

PMID32520653
PMCPMC7521849

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.