Richard Dixon | Department of Biological Sciences

Richard Dixon

Distinguished Research Professor Emeritus - Biochemistry & Molecular Biology
(940) 565-2308
Science Research Building 133
UNT Faculty Profile: 
Dr. Dixon's research interests include: modification of lignin and cell wall polymers in bioenergy crops; improvement of forage quality in alfalfa; flavonoid compounds and human health.

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Dr. Dixon is no longer taking students or postdocs at this time.


  • Doctor of Science, University of Oxford
  • Doctor of Philosophy, Botany, University of Oxford.
  • Master of Arts, Biochemistry, University of Oxford

Recent Publications:

  • Barros-Rios J, Escamilla-Trevino L, Engle N, Tschaplinski TJ, Feroza K, Choudhury FK, Song L, Mittler R, Venables B and Dixon RA (2019). 4-Coumarate 3-hydroxylase in the lignin biosynthesis pathway is a cytosolic ascorbate peroxidase. Nature Communications 10: 1994.
  • Gallego-Giraldo L, Liu C, Pose-Albacete S, Pattathil S, Peralta AG, Young J, Westphaling J, Hahn M, Rao X, de Meester B, Knox JP, Boerjan W and Dixon RA (2020). ARABIDOPSIS DEHISCENCE ZONE POLYGALACTURONASE 1 (ADPG1) releases latent defense signals in stems with reduced lignin content. Proceedings of the National Academy of Sciences USA. 117: 3281-3290.

  • Liu C, Yu H, Rao X, Li and Dixon RA (2021) Abscisic acid regulates secondary cell wall formation and lignin deposition in Arabidopsis thaliana through phosphorylation of NST1. Proceedings of the National Academy of Sciences USA.118: e2010911118.

  • Wang X, Zhuo C, Xiao X, Wang X, Docampo-Palacios ML, Chen F and Dixon RA (2020). Substrate-specificity of LACCASE 8 facilitates polymerization of caffeyl alcohol for C-lignin biosynthesis in the seed coat of Cleome hassleriana. Plant Cell. 32: 3825-3845

  • Wang L, Cui J, Jin B, Zhao J, Xu H, Lu Z, Li W, Li X, Li L, Liang E, Rao X, Wang S, Fu C, Cao F, Dixon RA and Lin J (2020). Multi-feature analyses of vascular cambial cells reveal longevity mechanisms in old Ginkgo biloba trees. Proceedings of the National Academy of Sciences USA 117: 2201-2210