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

Gravity-induced cell elongation.

D J Osborne1, M Wright

  • 1Agricultural Research Council Unit of Developmental Botany, Cambridge, UK.

Proceedings of the Royal Society of London. Series B, Biological Sciences
|December 30, 1977
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

Search for scalar diphoton resonances in the mass range 65-600 GeV with the ATLAS detector in pp collision data at √s=8 TeV.

Physical review letters·2014
Same author

Evidence for electroweak production of W±W±jj in pp collisions at sqrt[s] = 8 TeV with the ATLAS detector.

Physical review letters·2014
Same author

Measurements of four-lepton production at the Z resonance in pp collisions at sqrt[s] = 7 and 8 TeV with ATLAS.

Physical review letters·2014
Same author

Search for quantum black hole production in high-invariant-mass lepton+jet final states using pp collisions at √s=8  TeV and the ATLAS detector.

Physical review letters·2014
Same author

Search for dark matter in events with a hadronically decaying W or Z boson and missing transverse momentum in pp collisions at √s=8  TeV with the ATLAS detector.

Physical review letters·2014
Same author

Efficient biolistic transformation of maize (Zea mays L.) and wheat (Triticum aestivum L.) using the phosphomannose isomerase gene, pmi, as the selectable marker.

Plant cell reports·2014
Same journal

Studies on the mechanism of action of picrotoxinin and other convulsants at the crustacean muscle GABA receptor.

Proceedings of the Royal Society of London. Series B, Biological sciences·2015
Same journal

The dynamics of burrowing in Ensis (Bibalvia).

Proceedings of the Royal Society of London. Series B, Biological sciences·2014
Same journal

The release of vasopressin without oxytocin in response to haemorrhage.

Proceedings of the Royal Society of London. Series B, Biological sciences·2014
Same journal

Hypothalamic pathways for independent release of vasopressin and oxytocin.

Proceedings of the Royal Society of London. Series B, Biological sciences·2014
Same journal

Variation in the long-tailed field-mouse (Apodemus sylvaticus (L>)) in the Channel Islands.

Proceedings of the Royal Society of London. Series B, Biological sciences·2014
Same journal

The effect of undernutrition on the postnatal development of the brain and cord in pigs.

Proceedings of the Royal Society of London. Series B, Biological sciences·2014
See all related articles

Grass shoots reorient to gravity using nodes. Specialized growth mechanisms in these nodes enable precise gravity response, with growth ceasing once vertical orientation is restored.

Area of Science:

  • Plant biology
  • Gravitropism
  • Plant physiology

Background:

  • Flowering grass stalks exhibit a remarkable ability to reorient themselves in response to gravity.
  • This gravitropic response is mediated by specialized regions within the plant, specifically the nodes.

Purpose of the Study:

  • To describe the mechanisms controlling directional growth in grass nodes in response to gravity.
  • To investigate how elongation growth is regulated at the cellular level within these gravity-sensing regions.
  • To propose models for gravity perception and response in plants.

Main Methods:

  • Observation of grass stalk bending in response to displacement from vertical.
  • Analysis of growth patterns in the nodes following gravitational stimulus.

Related Experiment Videos

  • Hypothesizing molecular and cellular mechanisms for growth regulation.

    • Main Results:

    • Nodes act as gravity perceptive sites, initiating directional growth.
    • Elongation growth on the lower side of the node facilitates reorientation.
    • Growth cessation occurs once the vertical orientation is re-established.

    Conclusions:

    • The study elucidates the sophisticated gravity response system in grass nodes.
    • Understanding these mechanisms is crucial for plant science and agricultural applications.
    • The Spacelab offers a valuable platform for further experimental validation of these models.