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Updated: Oct 11, 2025

A Microfluidics Approach for the Functional Investigation of Signaling Oscillations Governing Somitogenesis
Published on: March 19, 2021
Signalling dynamics in embryonic development
Katharina F Sonnen1, Claudia Y Janda2
1Hubrecht Institute-KNAW (Royal Netherlands Academy of Arts and Sciences), University Medical Center Utrecht, Utrecht, The Netherlands.
Cellular communication via signaling pathways is crucial for development and health. Dynamic signaling patterns, like those in Erk, Wnt, and Notch pathways, influence cell behavior and organism development, with dysregulation linked to cancer.
Area of Science:
- Cellular and Molecular Biology
- Developmental Biology
- Systems Biology
Background:
- Cellular behavior in multicellular organisms is tightly regulated by intercellular communication through signaling pathways.
- Errors in cell communication can lead to developmental defects and diseases, including cancer.
- Signaling pathway activity is dynamic, exhibiting temporal variations like transient activation, ramping, or oscillations.
Purpose of the Study:
- To explore the dynamics of Erk, Wnt, and Notch signaling pathways.
- To understand how biochemical processes influence the dynamics of these pathways.
- To investigate the impact of signaling dynamics on cellular behavior in multicellular systems.
Main Methods:
- Focus on Erk, Wnt, and Notch signaling pathways.
- Analysis of dynamic phenotypes (e.g., transient activation, oscillations).
- Examination of cell type- and stage-dependent signaling variations.
Main Results:
- Signaling pathway dynamics are essential for robust and reproducible embryonic development.
- Specific dynamics observed in Erk, Wnt, and Notch pathways are implicated in tissue types and organisms.
- Dysregulation of these dynamic pathways is frequently observed in cancer.
Conclusions:
- The temporal dynamics of signaling pathways are critical for proper cellular function and organismal development.
- Understanding these dynamics provides insights into developmental robustness and disease mechanisms.
- Biochemical control of signaling dynamics significantly impacts multicellular systems.
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