Get access

A Desulfatation–Oxidation Cascade Activates Coumarin-Based Cross-Linkers in the Wound Reaction of the Giant Unicellular Alga Dasycladus vermicularis

Authors

  • Dr. Matthew Welling,

    1. Institute for Inorganic and Analytical Chemistry, Friedrich Schiller University Jena, Lessingstrasse 8, 07743 Jena (Germany)
    Search for more papers by this author
  • Prof. Dr. Cliff Ross,

    1. Department of Biology, University of North Florida, Jacksonville, FL 32224 (USA)
    Search for more papers by this author
  • Prof. Dr. Georg Pohnert

    Corresponding author
    1. Institute for Inorganic and Analytical Chemistry, Friedrich Schiller University Jena, Lessingstrasse 8, 07743 Jena (Germany)
    • Institute for Inorganic and Analytical Chemistry, Friedrich Schiller University Jena, Lessingstrasse 8, 07743 Jena (Germany)
    Search for more papers by this author

  • We thank the Volkswagen Stiftung for generous support within the framework of a Lichtenberg Professorship.

Abstract

original image

Plugged up: A rapid and efficient cascade of desulfatation, oxidation, and cross-linking mediates wound sealing in the giant-celled alga Dasycladus vermicularis (see picture). UV and fluorescence studies and mass spectrometry show the wound plug is a coumarin-based polymer.

Get access to the full text of this article

Ancillary