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Related Concept Videos

Primary and Secondary Growth in Roots and Shoots03:02

Primary and Secondary Growth in Roots and Shoots

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Seed Structure and Early Development of the Sporophyte

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Related Experiment Video

Updated: Jun 8, 2026

Lateral Root Inducible System in Arabidopsis and Maize
09:23

Lateral Root Inducible System in Arabidopsis and Maize

Published on: January 14, 2016

Plant development: early events in lateral root initiation.

Shri Ram Yadav1, Anthony Bishopp, Ykä Helariutta

  • 1Institute of Biotechnology, University of Helsinki, FIN-00014, Finland. yrjo.helariutta@helsinki.fi

Current Biology : CB
|October 13, 2010
PubMed
Summary
This summary is machine-generated.

Lateral root development is initiated by specific founder cells in the pericycle. Auxin signaling activates GATA23, a transcription factor crucial for controlling founder cell identity during this process.

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Area of Science:

  • Plant biology
  • Developmental biology
  • Molecular genetics

Background:

  • Lateral roots are essential for plant anchorage and nutrient uptake.
  • The precise mechanisms of lateral root founder cell specification remain incompletely understood.

Discussion:

  • This study elucidates the molecular pathway governing lateral root founder cell identity.
  • The Aux/IAA28 signaling module plays a pivotal role in this developmental process.

Key Insights:

  • Auxin/Aux/IAA28 signaling directly activates the GATA23 transcription factor.
  • GATA23 is identified as a key regulator controlling founder cell identity in lateral root initiation.

Outlook:

  • Further research can explore downstream targets of GATA23.
  • Understanding this pathway could inform strategies for improving root architecture in crops.