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

Tonicity in Plants00:53

Tonicity in Plants

Tonicity describes the capacity of a cell to lose or gain water. It depends on the quantity of solute that does not penetrate the membrane. Tonicity delimits the magnitude and direction of osmosis and results in three possible scenarios that alter the volume of a cell: hypertonicity, hypotonicity, and isotonicity. Due to differences in structure and physiology, tonicity of plant cells is different from that of animal cells in some scenarios.Plants and Hypotonic EnvironmentsUnlike animal cells,...
Adaptations that Reduce Water Loss01:57

Adaptations that Reduce Water Loss

Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.
Responses to Drought and Flooding02:41

Responses to Drought and Flooding

Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
Responses to Heat and Cold Stress02:45

Responses to Heat and Cold Stress

Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
Responses to Salt Stress02:02

Responses to Salt Stress

Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.
Tonicity in Plants01:20

Tonicity in Plants

Plant cells maintain appropriate osmotic balance in extreme conditions. For instance, plants in dry environments store water in vacuoles, limit the opening of their stoma, and have thick, waxy cuticles to prevent unnecessary water loss. Some species of plants that live in salty environments store salt in their roots. As a result, water osmosis occurs in the root from the surrounding soil.
Tonicity
Tonicity describes the capacity of a cell to lose or gain water depending on the solute...

You might also read

Related Articles

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

Sort by
Same author

Breast cancer in systemic lupus erythematosus.

Oncology·2013
Same author

Reduced activity of the NPR-A kinase triggers dephosphorylation and homologous desensitization of the receptor.

Biochemistry·2001
Same author

Agonistic induction of a covalent dimer in a mutant of natriuretic peptide receptor-A documents a juxtamembrane interaction that accompanies receptor activation.

The Journal of biological chemistry·2000
Same author

Platelet transfusions: utilization and associated costs in a tertiary care hospital.

American journal of hematology·2000
Same author

The receptor for the orexigenic peptide melanin-concentrating hormone is a G-protein-coupled receptor.

Nature cell biology·1999
Same author

A disulfide-bridged mutant of natriuretic peptide receptor-A displays constitutive activity. Role of receptor dimerization in signal transduction.

The Journal of biological chemistry·1999
Same journal

CYSTEINE-RICH RLK2 regulates development via callose synthase-dependent symplastic transport in Arabidopsis.

Plant physiology·2026
Same journal

H2O2 oxidation of VvMYB APL reduces VvHSP20-43 expression and promotes grape ripening.

Plant physiology·2026
Same journal

Mitigating Constraints in Harvest Index and Yield of Densified Populations via Sink Modulation of Narrowing Pollination Time Gaps within Maize Ear.

Plant physiology·2026
Same journal

The MrHY5-mru-miR396-MrGRF4 module regulates UV-B-induced quercetin biosynthesis in Chinese bayberry (Morella rubra cv. Biqi).

Plant physiology·2026
Same journal

The transcription factor StC3H14 enhances cold tolerance through the CBF-dependent pathway in potato.

Plant physiology·2026
Same journal

Jasmonic acid and PpeMYC2 regulate peach fruit ripening by controlling polyamine levels and anthocyanin biosynthesis.

Plant physiology·2026
See all related articles

Related Experiment Video

Updated: Jun 25, 2026

A Simple Protocol for Mapping the Plant Root System Architecture Traits
11:09

A Simple Protocol for Mapping the Plant Root System Architecture Traits

Published on: February 10, 2023

Oleate desaturation in young winter wheat root tissue.

C Willemot1, J Labrecque

  • 1Agriculture Canada, Research Branch, Sainte-Foy, Quebec GIV 2J3 Canada.

Plant Physiology
|November 1, 1982
PubMed
Summary
This summary is machine-generated.

Wheat root lipids incorporate acetate into sterols and ammonium oleate into phosphatidylcholine (PC) and triglycerides (TGs). Oleate is desaturated to linoleate on PC, then transferred to diglycerides and triglycerides.

More Related Videos

A Versatile Glass Jar System for Semihydroponic Root Exudate Profiling
06:33

A Versatile Glass Jar System for Semihydroponic Root Exudate Profiling

Published on: November 17, 2023

High Throughput Image-Based Phenotyping for Determining Morphological and Physiological Responses to Single and Combined Stresses in Potato
06:28

High Throughput Image-Based Phenotyping for Determining Morphological and Physiological Responses to Single and Combined Stresses in Potato

Published on: June 7, 2024

Related Experiment Videos

Last Updated: Jun 25, 2026

A Simple Protocol for Mapping the Plant Root System Architecture Traits
11:09

A Simple Protocol for Mapping the Plant Root System Architecture Traits

Published on: February 10, 2023

A Versatile Glass Jar System for Semihydroponic Root Exudate Profiling
06:33

A Versatile Glass Jar System for Semihydroponic Root Exudate Profiling

Published on: November 17, 2023

High Throughput Image-Based Phenotyping for Determining Morphological and Physiological Responses to Single and Combined Stresses in Potato
06:28

High Throughput Image-Based Phenotyping for Determining Morphological and Physiological Responses to Single and Combined Stresses in Potato

Published on: June 7, 2024

Area of Science:

  • Plant Biochemistry
  • Lipid Metabolism
  • Plant Physiology

Background:

  • Wheat (Triticum aestivum L.) root lipid synthesis is complex.
  • Understanding fatty acid incorporation into lipids is crucial for plant science.

Purpose of the Study:

  • To investigate the metabolic fate of acetate and ammonium oleate in wheat root lipids.
  • To elucidate the pathway of oleate desaturation and triglyceride synthesis in wheat.

Main Methods:

  • Radioactive labeling of wheat root tissue with [1,2-(14)C]acetate and [1-(14)C]ammonium oleate.
  • Analysis of lipid composition and radioactivity distribution over time using pulse-chase experiments.

Main Results:

  • Acetate predominantly labeled sterols, while ammonium oleate initially labeled phosphatidylcholine (PC) and later triglycerides (TGs).
  • Oleate was desaturated to linoleate on PC, with linoleate enrichment observed earliest in PC.
  • Diglycerides (DGs) showed transient labeling, and TGs accumulated label over time, indicating a pathway from PC to TGs via DGs.

Conclusions:

  • A metabolic pathway exists where oleate is incorporated into PC, desaturated to linoleate on PC, and then transferred to DGs and TGs.
  • This pathway highlights the dynamic nature of lipid metabolism and fatty acid modification in wheat roots.
  • The findings provide insights into the synthesis of storage lipids and membrane components in plants.