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Cited by 336

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

Stochastic ERK Activation Induced by Noise and Cell-to-Cell Propagation Regulates Cell Density-Dependent Proliferation

Open access
Aoki, Kazuhiro, Kumagai, Yuka, Sakurai, Atsuro, Komatsu, Naoki, Fujita, Yoshihisa, Shionyu, Clara, Matsuda, Michiyuki·2013·Molecular Cell

Abstract

The extracellular signal-regulated kinase (ERK) plays a central role in the signaling cascades of cell growth. Here, we show that stochastic ERK activity pulses regulate cell proliferation rates in a cell density-dependent manner. A fluorescence resonance energy transfer (FRET) biosensor revealed that stochastic ERK activity pulses fired spontaneously or propagated from adjacent cells. Frequency, but not amplitude, of ERK activity pulses exhibited a bell-shaped response to the cell density and correlated with cell proliferation rates. Consistently, synthetic ERK activity pulses generated by a light-switchable CRaf protein accelerated cell proliferation. A mathematical model clarified that 80% and 20% of ERK activity pulses are generated by the noise and cell-to-cell propagation, respectively. Finally, RNA sequencing analysis of cells subjected to the synthetic ERK activity pulses suggested the involvement of serum responsive factor (SRF) transcription factors in the gene expression driven by the ERK activity pulses.

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Metadata

Authors
Aoki, K., Kumagai, Y., Sakurai, A., Komatsu, N., Fujita, Y., Shionyu, C., & Matsuda, M.
Venue
Molecular Cell
Publisher
Elsevier BV
Published
2013-11
Volume
52
Issue
4
Pages
529-540
ISSN
1097-2765 (ISSN-L)
OpenAlex
W2109067263
Cited by
336
References
3
FWCI
8.74
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Stochastic ERK Activation Induced by Noise and Cell-to-Cell Propagation Regulates Cell Density-Dependent Proliferation. https://app.cochat.ai/papers/10.1016/j.molcel.2013.09.015
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Aoki, K., Kumagai, Y., Sakurai, A., Komatsu, N., Fujita, Y., Shionyu, C., & Matsuda, M. (2013). Stochastic ERK Activation Induced by Noise and Cell-to-Cell Propagation Regulates Cell Density-Dependent Proliferation. Molecular Cell. https://doi.org/10.1016/j.molcel.2013.09.015

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