Cell lineages and the logic of proliferative control
2009

How Cells Control Growth and Regeneration

publication Evidence: high

Author Information

Author(s): Lander Arthur D, Gokoffski Kimberly K, Wan Frederic Y. M, Nie Qing, Calof Anne L

Primary Institution: University of California, Irvine

Hypothesis

Are common, generic strategies used in the quantitative control of tissue growth and regeneration?

Conclusion

The study shows that feedback mechanisms in cell lineages can effectively control growth and regeneration in tissues.

Supporting Evidence

  • Feedback mechanisms can enhance tissue regeneration speed.
  • Negative feedback on cell replication probabilities improves control of tissue size.
  • Two feedback loops in the olfactory epithelium allow for robust growth control.

Takeaway

This study looks at how cells in our body work together to grow and heal, using special signals to keep everything balanced.

Methodology

The study used mathematical modeling and experimental manipulation of the mouse olfactory epithelium to explore feedback mechanisms in cell lineages.

Limitations

The study may not account for all biological factors influencing growth and regeneration in different tissues.

Digital Object Identifier (DOI)

10.1371/journal.pbio.1000015

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