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Laser microbubbles to test plant cell pressure

Publication / Research

On May 7, 2025

LaserHighSelaginella

Using laser nucleation of microbubbles, physicists have shown that stomata, the miniature 'gates' that regulate light-dependent evaporation in vascular plants, remain inactive in non-vascular plants such as mosses.

To find out more, take a look at :

  • the news published on the CNRS Physique website,
  • the scientific article published in Proceedings of the National Academy of Science.

Date

On May 7, 2025

Contact

Philippe MARMOTTANT
philippe.marmottantatuniv-grenoble-alpes.fr (philippe[dot]marmottant[at]univ-grenoble-alpes[dot]fr)

Reference

C. R. Brodersen, T. Brodribb, U. Hochberg, N. M. Holbrook, S. A. M. McAdam, J. Zailaa, B. Huggett, P. Marmottant. In-situ cavitation bubble manometry reveals lack of light-activated guard cell turgor modulation in bryophytes. Proceedings of the National Academy of Science 122 (13) e2419887122 (2025)

Submitted on March 27, 2025

Updated on May 7, 2025