Siobhan Braybrook

Associate Professor, Molecular, Cell and Developmental Biology, University of California Los Angeles

Education and Training

University of Cambridge06/2017Plant & Algal Mechanics
University of Bern12/2012Plant mechanics
University of California at DavisPh.D12/2008Plant Development
University of GuelphBSc.H.06/2003Plant Biology


  1. Neher WR, Rasmussen CG, Braybrook SA, Lažetic V, Stowers CE, Mooney PT, Sylvester AW, Springer PS. The maize preligule band is subdivided into distinct domains with contrasting cellular properties prior to ligule outgrowth.. Development (Cambridge, England), 2023.
  2. Beuder S, Braybrook SA. Brown algal cell walls and development.. Seminars in cell & developmental biology, 2022.
  3. Dedow LK, Oren E, Braybrook SA. Fake news blues: A GUS staining protocol to reduce false-negative data.. Plant direct, 2022.
  4. Linardic M, Braybrook SA. Identification and selection of optimal reference genes for qPCR-based gene expression analysis in Fucus distichus under various abiotic stresses.. PloS one, 2021.
  5. Gavrin A, Rey T, Torode TA, Toulotte J, Chatterjee A, Kaplan JL, Evangelisti E, Takagi H, Charoensawan V, Rengel D, Journet EP, Debellé F, de Carvalho-Niebel F, Terauchi R, Braybrook S, Schornack S. Developmental Modulation of Root Cell Wall Architecture Confers Resistance to an Oomycete Pathogen.. Current biology : CB, 2020.
  6. Braybrook SA. Auxin and Organogenesis: Initiation of Organs and Nurturing a Scientific Spirit.. The Plant cell, 2019.
  7. Vofély RV, Gallagher J, Pisano GD, Bartlett M, Braybrook SA. Of puzzles and pavements: a quantitative exploration of leaf epidermal cell shape.. The New phytologist, 2018.
  8. Bou Daher F, Chen Y, Bozorg B, Clough J, Jönsson H, Braybrook SA. Anisotropic growth is achieved through the additive mechanical effect of material anisotropy and elastic asymmetry.. eLife, 2018.
  9. Arsuffi G, Braybrook SA. Acid growth: an ongoing trip.. Journal of experimental botany, 2018.
  10. Robinson S, Huflejt M, Barbier de Reuille P, Braybrook SA, Schorderet M, Reinhardt D, Kuhlemeier C. An Automated Confocal Micro-Extensometer Enables in Vivo Quantification of Mechanical Properties with Cellular Resolution.. The Plant cell, 2017.
  11. Torode TA, O'Neill R, Marcus SE, Cornuault V, Pose S, Lauder RP, Kracun SK, Rydahl MG, Andersen MCF, Willats WGT, Braybrook SA, Townsend BJ, Clausen MH, Knox JP. Branched Pectic Galactan in Phloem-Sieve-Element Cell Walls: Implications for Cell Mechanics.. Plant physiology, 2017.
  12. Linardic M, Braybrook SA. Towards an understanding of spiral patterning in the Sargassum muticum shoot apex.. Scientific reports, 2017.
  13. Braybrook SA. Plant Development: Lessons from Getting It Twisted.. Current biology : CB, 2017.
  14. Bucksch A, Atta-Boateng A, Azihou AF, Battogtokh D, Baumgartner A, Binder BM, Braybrook SA, Chang C, Coneva V, DeWitt TJ, Fletcher AG, Gehan MA, Diaz-Martinez DH, Hong L, Iyer-Pascuzzi AS, Klein LL, Leiboff S, Li M, Lynch JP, Maizel A, Maloof JN, Markelz RJC, Martinez CC, Miller LA, Mio W, Palubicki W, Poorter H, Pradal C, Price CA, Puttonen E, Reese JB, Rellán-Álvarez R, Spalding EP, Sparks EE, Topp CN, Williams JH, Chitwood DH. Morphological Plant Modeling: Unleashing Geometric and Topological Potential within the Plant Sciences.. Frontiers in plant science, 2017.
  15. Braybrook SA. Analyzing Cell Wall Elasticity After Hormone Treatment: An Example Using Tobacco BY-2 Cells and Auxin.. Methods in molecular biology (Clifton, N.J.), 2017.
  16. Braybrook SA, Jönsson H. Shifting foundations: the mechanical cell wall and development.. Current opinion in plant biology, 2016.
  17. Daher FB, Braybrook SA. How to let go: pectin and plant cell adhesion.. Frontiers in plant science, 2015.
  18. Levesque-Tremblay G, Pelloux J, Braybrook SA, Müller K. Tuning of pectin methylesterification: consequences for cell wall biomechanics and development.. Planta, 2015.
  19. Weber A, Braybrook S, Huflejt M, Mosca G, Routier-Kierzkowska AL, Smith RS. Measuring the mechanical properties of plant cells by combining micro-indentation with osmotic treatments.. Journal of experimental botany, 2015.
  20. Kong Z, Ioki M, Braybrook S, Li S, Ye ZH, Julie Lee YR, Hotta T, Chang A, Tian J, Wang G, Liu B. Kinesin-4 Functions in Vesicular Transport on Cortical Microtubules and Regulates Cell Wall Mechanics during Cell Elongation in Plants.. Molecular plant, 2015.
  21. Braybrook SA. Measuring the elasticity of plant cells with atomic force microscopy.. Methods in cell biology, 2015.
  22. Milani P, Braybrook SA, Boudaoud A. Shrinking the hammer: micromechanical approaches to morphogenesis.. Journal of experimental botany, 2013.
  23. Braybrook SA, Peaucelle A. Mechano-chemical aspects of organ formation in Arabidopsis thaliana: the relationship between auxin and pectin.. PloS one, 2013.
  24. Braybrook SA, Hofte H, Peaucelle A. Probing the mechanical contributions of the pectin matrix: insights for cell growth.. Plant signaling & behavior, 2012.
  25. Chitwood DH, Headland LR, Ranjan A, Martinez CC, Braybrook SA, Koenig DP, Kuhlemeier C, Smith RS, Sinha NR. Leaf asymmetry as a developmental constraint imposed by auxin-dependent phyllotactic patterning.. The Plant cell, 2012.
  26. Peaucelle A, Braybrook S, Höfte H. Cell wall mechanics and growth control in plants: the role of pectins revisited.. Frontiers in plant science, 2012.
  27. Peaucelle A, Braybrook SA, Le Guillou L, Bron E, Kuhlemeier C, Höfte H. Pectin-induced changes in cell wall mechanics underlie organ initiation in Arabidopsis.. Current biology : CB, 2011.
  28. Braybrook SA, Kuhlemeier C. How a plant builds leaves.. The Plant cell, 2010.
  29. Braybrook SA, Harada JJ. LECs go crazy in embryo development.. Trends in plant science, 2008.
  30. Stone SL, Braybrook SA, Paula SL, Kwong LW, Meuser J, Pelletier J, Hsieh TF, Fischer RL, Goldberg RB, Harada JJ. Arabidopsis LEAFY COTYLEDON2 induces maturation traits and auxin activity: Implications for somatic embryogenesis.. Proceedings of the National Academy of Sciences of the United States of America, 2008.
  31. Xiao H, Siddiqua M, Braybrook S, Nassuth A. Three grape CBF/DREB1 genes respond to low temperature, drought and abscisic acid.. Plant, cell & environment, 2006.
  32. Braybrook SA, Stone SL, Park S, Bui AQ, Le BH, Fischer RL, Goldberg RB, Harada JJ. Genes directly regulated by LEAFY COTYLEDON2 provide insight into the control of embryo maturation and somatic embryogenesis.. Proceedings of the National Academy of Sciences of the United States of America, 2006.
  33. Yamagishi K, Nagata N, Yee KM, Braybrook SA, Pelletier J, Fujioka S, Yoshida S, Fischer RL, Goldberg RB, Harada JJ. TANMEI/EMB2757 encodes a WD repeat protein required for embryo development in Arabidopsis.. Plant physiology, 2005.