Nature Communications (Mar 2020)

A signal cascade originated from epidermis defines apical-basal patterning of Arabidopsis shoot apical meristems

  • Han Han,
  • An Yan,
  • Lihong Li,
  • Yingfang Zhu,
  • Bill Feng,
  • Xing Liu,
  • Yun Zhou

DOI
https://doi.org/10.1038/s41467-020-14989-4
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 17

Abstract

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A concentration gradient of HAM transcription factors specifies apical-basal patterning in the Arabidopsis shoot apical meristem. Here, the authors show that epidermal expression of the ATML1 transcription factor defines this concentration gradient via activation of mobile micro RNA.