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

Morphogenesis02:19

Morphogenesis

30.0K
Plant morphogenesis—the development of a plant’s form and structure—involves several overlapping developmental processes, including growth and cell differentiation. Precursor cells differentiate into specific cell types, which are organized into the tissues and organ systems that make up the functional plant.
30.0K
Biological Clocks and Seasonal Responses02:45

Biological Clocks and Seasonal Responses

41.4K
The circadian—or biological—clock is an intrinsic, timekeeping, molecular mechanism that allows plants to coordinate physiological activities over 24-hour cycles called circadian rhythms. Photoperiodism is a collective term for the biological responses of plants to variations in the relative lengths of dark and light periods. The period of light-exposure is called the photoperiod.
41.4K
Cell Signaling in Plants01:25

Cell Signaling in Plants

6.1K
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...
6.1K
Photoreceptors and Plant Responses to Light02:00

Photoreceptors and Plant Responses to Light

28.2K
Light plays a significant role in regulating the growth and development of plants. In addition to providing energy for photosynthesis, light provides other important cues to regulate a range of developmental and physiological responses in plants.
28.2K
Plant Hormones01:56

Plant Hormones

27.0K
Plant hormones—or phytohormones—are chemical molecules that modulate one or more physiological processes of a plant. In animals, hormones are often produced in specific glands and circulated via the circulatory system. However, plants lack hormone-producing glands.
27.0K
The Phragmoplast01:59

The Phragmoplast

6.1K
Cell division is essential for organismal growth and development. In animal cells, the central spindle and its associated proteins form the midbody, a structure that has an essential role in cytokinesis. In plants, the central spindle, along with the microtubules, actin, and other cell components, matures into the phragmoplast, which is necessary for cytokinesis. Unlike the stationary midbody, the phragmoplast expands centrifugally, eventually leading to the formation of the new cell wall.
The...
6.1K

You might also read

Related Articles

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

Sort by
Same author

Transcriptional dynamics and chromatin accessibility in the regulation of shade-responsive genes in Arabidopsis.

Genome biology·2025
Same author

Early Flowering 3 (ELF3) Inhibits Hypocotyl Phototropism in Light-Grown <i>Arabidopsis</i> Seedlings.

Plant direct·2025
Same author

Shade-induced ROS/NO reinforce COP1-mediated diffuse cell growth.

Proceedings of the National Academy of Sciences of the United States of America·2024
Same author

ELONGATED HYPOCOTYL5-mediated light signaling promotes shoot regeneration in Arabidopsis thaliana.

Plant physiology·2024
Same author

Pectin methylesterification state and cell wall mechanical properties contribute to neighbor proximity-induced hypocotyl growth in Arabidopsis.

Plant direct·2024
Same author

Air channels create a directional light signal to regulate hypocotyl phototropism.

Science (New York, N.Y.)·2023

Related Experiment Video

Updated: Jan 3, 2026

Investigating Tissue- and Organ-specific Phytochrome Responses using FACS-assisted Cell-type Specific Expression Profiling in Arabidopsis thaliana
10:10

Investigating Tissue- and Organ-specific Phytochrome Responses using FACS-assisted Cell-type Specific Expression Profiling in Arabidopsis thaliana

Published on: May 29, 2010

16.2K

Molecular mechanisms underlying phytochrome-controlled morphogenesis in plants.

Martina Legris1, Yetkin Çaka Ince1, Christian Fankhauser2

  • 1Center for Integrative Genomics, Faculty of Biology and Medicine, University of Lausanne, CH-1015, Lausanne, Switzerland.

Nature Communications
|November 21, 2019
PubMed
Summary

Phytochromes are plant photoreceptors that regulate development by sensing light. This review details their signaling pathways, focusing on Arabidopsis and comparing mechanisms across land plants.

More Related Videos

Identification of the Genes Involved in Stomatal Development via Epidermal Phenotype Scoring
05:22

Identification of the Genes Involved in Stomatal Development via Epidermal Phenotype Scoring

Published on: January 20, 2023

2.1K
A Labor-saving and Repeatable Touch-force Signaling Mutant Screen Protocol for the Study of Thigmomorphogenesis of a Model Plant Arabidopsis thaliana
10:08

A Labor-saving and Repeatable Touch-force Signaling Mutant Screen Protocol for the Study of Thigmomorphogenesis of a Model Plant Arabidopsis thaliana

Published on: August 6, 2019

7.8K

Related Experiment Videos

Last Updated: Jan 3, 2026

Investigating Tissue- and Organ-specific Phytochrome Responses using FACS-assisted Cell-type Specific Expression Profiling in Arabidopsis thaliana
10:10

Investigating Tissue- and Organ-specific Phytochrome Responses using FACS-assisted Cell-type Specific Expression Profiling in Arabidopsis thaliana

Published on: May 29, 2010

16.2K
Identification of the Genes Involved in Stomatal Development via Epidermal Phenotype Scoring
05:22

Identification of the Genes Involved in Stomatal Development via Epidermal Phenotype Scoring

Published on: January 20, 2023

2.1K
A Labor-saving and Repeatable Touch-force Signaling Mutant Screen Protocol for the Study of Thigmomorphogenesis of a Model Plant Arabidopsis thaliana
10:08

A Labor-saving and Repeatable Touch-force Signaling Mutant Screen Protocol for the Study of Thigmomorphogenesis of a Model Plant Arabidopsis thaliana

Published on: August 6, 2019

7.8K

Area of Science:

  • Plant biology
  • Molecular biology
  • Photobiology

Background:

  • Phytochromes are crucial bilin-binding photosensory receptors controlling plant development throughout their life cycle.
  • Light-induced conformational changes in phytochromes mediate interactions with signaling partners, leading to transcriptional reprogramming.
  • Phytochromes also influence gene expression post-transcriptionally via promoter usage, mRNA splicing, and translation.

Purpose of the Study:

  • To review current understanding of plant phytochrome signaling.
  • To emphasize recent research on phytochrome signaling in Arabidopsis.
  • To compare phytochrome responses and signaling mechanisms across land plants.

Main Methods:

  • Literature review of existing research on plant phytochrome signaling.
  • Focus on studies involving Arabidopsis thaliana.
  • Comparative analysis of signaling mechanisms across different land plant species.

Main Results:

  • Phytochromes initiate signaling cascades upon light perception, affecting numerous developmental processes.
  • Recent work in Arabidopsis has elucidated specific signaling pathways and interactions.
  • Significant conservation and divergence in phytochrome signaling mechanisms exist among land plants.

Conclusions:

  • Plant phytochrome signaling is a complex network essential for adapting development to environmental conditions.
  • Further research is needed to fully understand the less defined regulatory routes and inter-species variations.
  • Highlighting open questions in phytochrome research to guide future investigations.