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

Long-term synaptic plasticity in the honeybee

S Oleskevich1, J D Clements, M V Srinivasan

  • 1Research School of Biological Sciences, Australian National University, Canberra ACT.Sharon.Oleskevich@anu.edu.au

Journal of Neurophysiology
|July 1, 1997
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

Correction: Honeybee navigation en route to the goal: visual flight control and odometry.

The Journal of experimental biology·2025
Same author

Expression of Concern: Honeybee navigation en route to the goal: visual flight control and odometry.

The Journal of experimental biology·2024
Same author

Expression of Concern: Visually mediated odometry in honeybees.

The Journal of experimental biology·2024
Same author

A GAME-CHANGER IN FREE-TISSUE SURGERY: THE FUTURE'S BRIGHT, THE FUTURE'S FLUORESCENT….

The Ulster medical journal·2024
Same author

3D reconstruction of bird flight trajectories using a single video camera.

PloS one·2022
Same author

Neural basis of forward flight control and landing in honeybees.

Scientific reports·2017

Researchers discovered long-term synaptic plasticity in the insect brain. Low-frequency stimulation of bee mushroom body synapses induced a lasting potentiation, a key finding for memory research.

Area of Science:

  • Neuroscience
  • Insect Neurobiology
  • Synaptic Plasticity

Background:

  • The mushroom body in the bee brain is crucial for memory consolidation.
  • Understanding synaptic plasticity mechanisms is vital for comprehending learning and memory.

Purpose of the Study:

  • To investigate the presence and characteristics of long-term synaptic plasticity in the bee brain's mushroom body.
  • To explore the induction and maintenance mechanisms of synaptic potentiation in an insect model.

Main Methods:

  • In vivo electrophysiological recordings were performed in the bee brain's mushroom body.
  • Focal electrical stimulation of afferent inputs was used to evoke synaptic responses.
  • Low-frequency stimulation protocols were applied to induce plasticity.

Related Experiment Videos

Main Results:

  • A significant long-lasting potentiation (2.6-fold increase for up to 3.5 hours) of the monosynaptic response was observed.
  • Potentiation was induced by low-frequency stimulation (0.02-1.0 Hz) and was input-specific.
  • Paired-pulse facilitation shifted to depression post-potentiation, indicating a presynaptic mechanism.

Conclusions:

  • This study provides the first evidence of long-term synaptic plasticity in the insect brain.
  • The findings suggest that presynaptic mechanisms underlie long-term potentiation in the bee mushroom body.
  • This discovery opens new avenues for studying memory formation and neural plasticity in insects.