Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Root development: signaling down and around

J W Wysocka-Diller1, P N Benfey

  • 1Biology Department, New York University, New York 10003, USA.

Bioessays : News and Reviews in Molecular, Cellular and Developmental Biology
|December 12, 1997
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Toward a systems analysis of the root.

Cold Spring Harbor symposia on quantitative biology·2012
Same author

Spatiotemporal regulation of cell-cycle genes by SHORTROOT links patterning and growth.

Nature·2010
Same author

Intercellular movement of the putative transcription factor SHR in root patterning.

Nature·2001
Same author

cis element/transcription factor analysis (cis/TF): a method for discovering transcription factor/cis element relationships.

Genome research·2001
Same author

Axis formation and polarity in plants.

Current opinion in genetics & development·2001
Same author

COBRA encodes a putative GPI-anchored protein, which is polarly localized and necessary for oriented cell expansion in Arabidopsis.

Genes & development·2001
Same journal

AI in Genomics: From Variant Calling to Multi-Omics Integration.

BioEssays : news and reviews in molecular, cellular and developmental biology·2026
Same journal

Rethinking One Health: Microbial Foundations for Ecological Governance.

BioEssays : news and reviews in molecular, cellular and developmental biology·2026
Same journal

Biobanked Liver Organoids: A Roadmap for Precision Hepatology.

BioEssays : news and reviews in molecular, cellular and developmental biology·2026
Same journal

The Temporal Architecture of Human Cells: Organelle Clocks and Distributed Circadian Time.

BioEssays : news and reviews in molecular, cellular and developmental biology·2026
Same journal

Opposing Activity at the Apical Surface: An Antagonistic Collaboration Between Crumbs and Myosin II Determines Organ Shape.

BioEssays : news and reviews in molecular, cellular and developmental biology·2026
Same journal

Hidden Fungal DNA Structures May Shape Sequencing Outcomes.

BioEssays : news and reviews in molecular, cellular and developmental biology·2026
See all related articles

Arabidopsis root development relies on signaling pathways. Positional information and hormonal signals guide cell specification and root hair formation, influencing organogenesis.

Area of Science:

  • Plant Biology
  • Developmental Biology
  • Genetics

Background:

  • The Arabidopsis root is a model system for studying plant organogenesis due to its simplicity.
  • Understanding root development is crucial for plant science and agriculture.

Purpose of the Study:

  • To review recent findings on the role of signaling in Arabidopsis root development.
  • To highlight the importance of positional information and hormonal signaling in root organogenesis.

Main Methods:

  • Ablation analyses to demonstrate the role of positional information in cell specification.
  • Mutational analysis to identify genes involved in radial pattern formation.
  • Gene expression analysis (e.g., SCARECROW) to understand signaling pathways.

Related Experiment Videos

Main Results:

  • Positional information is critical for root cell specification.
  • Genes regulating radial pattern formation have been identified.
  • Embryonic signaling influences post-embryonic root division patterns.
  • The SCARECROW gene is implicated in embryonic signaling.
  • Negative regulators of root-hair formation have been identified and appear to establish a prepattern.

Conclusions:

  • Signaling pathways, including positional cues and hormonal signals, are fundamental to Arabidopsis root development.
  • Embryonic development signaling influences later root growth.
  • Hormonal signaling reinforces prepatterns in root epidermis development.