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Lignin biosynthesis: Tyrosine shortcut in grasses

Lignin is a principal component of plant cell walls and was thought to be mostly produced from L-phenylalanine. A new study in Brachypodium demonstrates that in grasses — a major source of food, livestock feed and biofuels — nearly half of the plant's lignin is actually made through fewer steps via l-tyrosine.

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Author information

Affiliations

  1. Hiroshi A. Maeda is in the Department of Botany, University of Wisconsin-Madison, 430 Lincoln Drive, Madison, Wisconsin 53706, USA.

    • Hiroshi A. Maeda

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Correspondence to Hiroshi A. Maeda.