Article
Hierarchy of hormone action controlling apical hook development in Arabidopsis.
The Plant journal : for cell and molecular biology - 1 Aug 2011
Gallego-Bartolomé Javier, Arana María V, Vandenbussche Filip, Zádníková Petra, Minguet Eugenio G, Guardiola Vicente, Van Der Straeten Dominique, Benkova Eva, Alabadí David, Blázquez Miguel A
Abstract excerpt
The apical hook develops in the upper part of the hypocotyl when seeds buried in the soil germinate, and serves to protect cotyledons and the shoot apical meristem from possible damage caused by pushing through the soil. The curvature is formed through differential cell growth that occurs at the two opposite sides of the hypocotyl, and it is established by a gradient of auxin activity and refined by the...
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