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Cited by 395

The DOI matches its Crossref record; 24 of the 24 references it cites were found in a registry or an index.

Temporary increase in plasma membrane tension coordinates the activation of exocytosis and contraction during cell spreading

Open access
Gauthier, Nils C., Fardin, Marc Antoine, Roca-Cusachs, Pere, Sheetz, Michael P.·2011·Proceedings of the National Academy of Sciences

Abstract

Cell migration and spreading involve the coordination of membrane trafficking, actomyosin contraction, and modifications to plasma membrane tension and area. The biochemical or biophysical basis for this coordination is however unknown. In this study, we show that during cell spreading, lamellipodia protrusion flattens plasma membrane folds and blebs and, once the plasma membrane area is depleted, there is a temporary increase in membrane tension by over twofold that is followed by activation of exocytosis and myosin contraction. Further, an artificial increase in plasma membrane tension stopped lamellipodia protrusion and activated an exocytotic burst. Subsequent decrease in tension restored spreading with activation of contraction. Conversely, blebbistatin inhibition of actomyosin contraction resulted in an even greater increase in plasma membrane tension and exocytosis activation. This spatiotemporal synchronization indicates that membrane tension is the signal that coordinates membrane trafficking, actomyosin contraction, and plasma membrane area change. We suggest that cells use plasma membrane tension as a global physical parameter to control cell motility.

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Metadata

Authors
Gauthier, N. C., Fardin, M. A., Roca-Cusachs, P., & Sheetz, M. P.
Venue
Proceedings of the National Academy of Sciences
Published
2011-08
Volume
108
Issue
35
Pages
14467-14472
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2023922465
Cited by
395
References
24
FWCI
8.71
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Temporary increase in plasma membrane tension coordinates the activation of exocytosis and contraction during cell spreading. https://app.cochat.ai/papers/10.1073/pnas.1105845108
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Gauthier, N. C., Fardin, M. A., Roca-Cusachs, P., & Sheetz, M. P. (2011). Temporary increase in plasma membrane tension coordinates the activation of exocytosis and contraction during cell spreading. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.1105845108

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.