Open AccessStrigolactone Can Promote or Inhibit Shoot Branching by Triggering Rapid Depletion of the Auxin Efflux Protein PIN1 from the Plasma Membrane
Author(s) -
Naoki Shinohara,
Cathy Taylor,
Ottoline Leyser
Publication year - 2013
Publication title -
plos biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 4.127
H-Index - 271
eISSN - 1545-7885
pISSN - 1544-9173
DOI - 10.1371/journal.pbio.1001474
Subject(s) - auxin , strigolactone , biology , meristem , microbiology and biotechnology , shoot , polar auxin transport , botany , arabidopsis , mutant , biochemistry , gene
Shoot branching is regulated by competition between branches to export the phytohormone auxin into the main stem. The phytohormone strigolactone balances shoot system growth by making auxin export harder to establish, thus modulating the auxin transport network.
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