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 Concept Videos

Cell Signaling in Plants01:25

Cell Signaling in Plants

4.6K
Plant cells communicate to coordinate their cycle of growth, flowering and fruiting, and activities in roots, shoots, and leaves in response to the changing environmental conditions. Plant signaling is distinct from animal signaling. Plants primarily utilize enzyme-linked receptors, whereas the largest class of cell-surface receptors in animals are G-protein coupled receptors (GPCRs). Unlike animals, receptor tyrosine kinases are rare in plants. Instead, plants have a diverse class of...
4.6K
Responses to Gravity and Touch02:26

Responses to Gravity and Touch

35.0K
Gravitropism: Plant Responses to Gravity
35.0K
Ligand-Gated Ion Channel Receptor: Gating Mechanism01:30

Ligand-Gated Ion Channel Receptor: Gating Mechanism

4.6K
Ligand-gated ion channels are transmembrane proteins that play a vital role in intercellular communication and functions of the nervous system. They allow the influx of ions across the membrane once the neurotransmitter binds, allowing the subsequent transmission of electrical excitation across the neurons. Other ligand-gated ion channels, like the γ-aminobutyric acid (GABA) receptor, permit anions like chloride into the cells on the binding of the GABA molecule. Their entry into the cell...
4.6K
Short-distance Transport of Resources02:12

Short-distance Transport of Resources

15.0K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
15.0K
Water and Mineral Acquisition02:34

Water and Mineral Acquisition

24.5K
Specialized tissues in plant roots have evolved to capture water, minerals, and some ions from the soil. Roots exhibit a variety of branching patterns that facilitate this process. The outermost root cells have specialized structures called root hairs that increase the root surface, thus increasing soil contact. Water can passively cross into roots, as the concentration of water in the soil is higher than that of the root tissue. Minerals, in contrast, are actively transported into root cells.
24.5K

You might also read

Related Articles

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

Sort by
Same author

A Glutamate Receptor-Like Gene AtGLR2.5 With Its Unusual Splice Variant Has a Role in Mediating Glutamate-Elicited Changes in Arabidopsis Root Architecture.

Plant, cell & environment·2025
Same author

Plastic and genetic responses of a common sedge to warming have contrasting effects on carbon cycle processes.

Ecology letters·2018
Same author

Novel Micro-Phenotyping Approach to Chemical Genetic Screening for Increased Plant Tolerance to Abiotic Stress.

Methods in molecular biology (Clifton, N.J.)·2018
Same author

Stomatal and growth responses to hydraulic and chemical changes induced by progressive soil drying.

Journal of experimental botany·2017
Same author

The Biphasic Root Growth Response to Abscisic Acid in Arabidopsis Involves Interaction with Ethylene and Auxin Signalling Pathways.

Frontiers in plant science·2017
Same author

QTL analysis of the developmental response to L-glutamate in Arabidopsis roots and its genotype-by-environment interactions.

Journal of experimental botany·2017
Same journal

Novel Imaging Approaches for Visualising Root-Mycorrhizal Fungal Interactions.

Journal of experimental botany·2026
Same journal

The ga3ox1b mutation reveals the crosstalk between gibberellin and other phytohormones in controlling the growth and development of female flowers in Cucurbita pepo.

Journal of experimental botany·2026
Same journal

Increased grain weight conferred by GW2 mutations in wheat does not translate into yield gains in multi-year field trials of near-isogenic lines.

Journal of experimental botany·2026
Same journal

Serendipita indica promotes rice phosphorus uptake by plasma membrane H+-ATPase OsA1-stimulated root hair growth.

Journal of experimental botany·2026
Same journal

The primary beta-galactosidase BGAL10 modulates pavement cell shape acquisition in Arabidopsis.

Journal of experimental botany·2026
Same journal

The link between phosphate starvation-triggered anthocyanin biosynthesis and jasmonate-driven regulation in tomato.

Journal of experimental botany·2026
See all related articles

Related Experiment Video

Updated: May 6, 2026

Wide-Field, Real-Time Imaging of Local and Systemic Wound Signals in Arabidopsis
06:50

Wide-Field, Real-Time Imaging of Local and Systemic Wound Signals in Arabidopsis

Published on: June 4, 2021

4.3K

Glutamate signalling in roots.

Brian G Forde1

  • 1Centre for Sustainable Agriculture, Lancaster Environment Centre, Lancaster University, Lancaster, LA1 4YQ, UK.

Journal of Experimental Botany
|October 24, 2013
PubMed
Summary
This summary is machine-generated.

Glutamate receptors in plants, similar to those in animals, act as amino acid-gated calcium channels. This suggests glutamate plays a key signaling role in plant growth and development, particularly in roots.

Keywords:
Amino acidsMAP kinaseMEKK1glutamate receptorslateral rootsnatural variationroot system architecture.

More Related Videos

Light Sheet Fluorescence Microscopy of Plant Roots Growing on the Surface of a Gel
06:41

Light Sheet Fluorescence Microscopy of Plant Roots Growing on the Surface of a Gel

Published on: January 18, 2017

14.8K
Poplar Adventitious Roots Induced by Stem Canker Pathogens: An Experimental System for Studying Roots Biology and Light Response-Related Processes
08:04

Poplar Adventitious Roots Induced by Stem Canker Pathogens: An Experimental System for Studying Roots Biology and Light Response-Related Processes

Published on: October 11, 2024

607

Related Experiment Videos

Last Updated: May 6, 2026

Wide-Field, Real-Time Imaging of Local and Systemic Wound Signals in Arabidopsis
06:50

Wide-Field, Real-Time Imaging of Local and Systemic Wound Signals in Arabidopsis

Published on: June 4, 2021

4.3K
Light Sheet Fluorescence Microscopy of Plant Roots Growing on the Surface of a Gel
06:41

Light Sheet Fluorescence Microscopy of Plant Roots Growing on the Surface of a Gel

Published on: January 18, 2017

14.8K
Poplar Adventitious Roots Induced by Stem Canker Pathogens: An Experimental System for Studying Roots Biology and Light Response-Related Processes
08:04

Poplar Adventitious Roots Induced by Stem Canker Pathogens: An Experimental System for Studying Roots Biology and Light Response-Related Processes

Published on: October 11, 2024

607

Area of Science:

  • Plant molecular biology
  • Neurobiology
  • Signaling pathways

Background:

  • Glutamate is a primary excitatory neurotransmitter in mammals, functioning via ionotropic glutamate receptors (iGluRs).
  • Plant genomes contain iGluR-related (GLR) genes, suggesting a potential role for glutamate signaling in plants.
  • Research is ongoing to understand the function and significance of glutamate signaling in plants.

Purpose of the Study:

  • To review recent advances in understanding glutamate signaling in plant roots.
  • To compare plant glutamate signaling pathways with those in animals.
  • To highlight the role of plant GLR receptors in amino acid signaling.

Main Methods:

  • Analysis of Arabidopsis thaliana GLR gene family.
  • Investigation of GLR receptor channel properties and ligand specificities.
  • Examination of glutamate's effect on root growth and morphology.
  • Genetic analysis involving the MEKK1 gene and glutamate sensitivity.

Main Results:

  • Plant GLR receptors function as amino-acid-gated Ca(2+) channels with broad agonist profiles.
  • Glutamate specifically influences root growth, tip morphology, and branching.
  • The MEKK1 gene positively regulates glutamate sensitivity in plant roots.
  • Plant glutamate signaling pathways show analogies to animal systems.

Conclusions:

  • Plant GLR receptors are key players in diverse amino acid signaling roles.
  • Glutamate acts as a specific signaling molecule in plant roots, influencing development.
  • Genetic evidence supports the existence of conserved glutamate signaling pathways in plants and animals.