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

Wind direction coding in the cockroach escape response: winner does not take all.

R Levi1, J M Camhi

  • 1Department of Cell and Animal Biology, Life Sciences Institute, Hebrew University, Jerusalem, Israel.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|May 11, 2000
PubMed
Summary

Cockroaches avoid predators using giant interneurons. Researchers found these neurons do not use a winner-take-all system but collaborate to determine escape direction.

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

Patient-Specific CFD Modeling of Cerebrospinal Fluid Dynamics in Lumbar Spinal Stenosis using Weight-Bearing MRI: Influence of Stenosis Severity and Postural Changes.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2025
Same author

Artificial intelligence-based radiomics on computed tomography of lumbar spine in subjects with fragility vertebral fractures.

Journal of endocrinological investigation·2022
Same author

Assessing an Automatic Procedure of Extraction of Physiological Parameters from Skin using Video Photoplethysmography.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2020
Same author

Identification and Tracking of Physiological Parameters from Skin using Video Photoplethysmography.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2020
Same author

Regulation of intracellular cardiomyocyte calcium stores by peptides: a new approach to cardiac protection.

Current medicinal chemistry·2012
Same author

Endothelium dependent cardiovascular effects of the Chromogranin A-derived peptides Vasostatin-1 and Catestatin.

Current medicinal chemistry·2012

Area of Science:

  • Neuroscience
  • Animal Behavior
  • Insect Physiology

Background:

  • Cockroaches exhibit an escape response to predator approach, involving turning and running.
  • Giant interneurons (GINs) are crucial for processing sensory stimuli and directing escape turns.
  • Each of the six GINs shows a unique directional preference to wind stimuli.

Purpose of the Study:

  • To investigate the neural mechanism underlying directional determination in cockroach escape behavior.
  • To test the hypothesis of a 'winner-take-all' (WTA) mechanism among GINs for direction selection.
  • To elucidate the role of individual GINs and their collective computation in escape orientation.

Main Methods:

  • Intracellular stimulation of identified giant interneurons during wind-evoked escape behavior.

Related Experiment Videos

  • Analysis of resulting directional leg movements to infer neural control.
  • Comparison of experimental results with the predictions of a WTA model.

    • Main Results:

    • The study found no evidence supporting a winner-take-all mechanism in this system.
    • Individual GIN stimulation did not consistently suppress or promote specific motor outputs as predicted by a WTA model.
    • Directional escape decisions appear to be based on a distributed computation among GINs.

    Conclusions:

    • The cockroach escape system does not operate via a winner-take-all mechanism for directional determination.
    • Giant interneurons likely engage in a collaborative or distributed computation to process directional cues.
    • This finding offers insights into alternative neural strategies for sensorimotor transformations in invertebrates.