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 Video

Updated: May 12, 2026

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution
06:18

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution

Published on: November 21, 2023

Coordinated population activity underlying texture discrimination in rat barrel cortex.

Houman Safaai1, Moritz von Heimendahl, Jose M Sorando

  • 1Tactile Perception and Learning Laboratory, International School for Advanced Studies, 34136 Trieste, Italy.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|March 29, 2013
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

Setting the stage for statistical learning? Sensitivity to environmental statistics in early sensory processing.

Current opinion in neurobiology·2025
Same author

Diverse perceptual biases emerge from Hebbian plasticity in a recurrent neural network model.

Neuron·2025
Same author

Specialized structure of neural population codes in parietal cortex outputs.

Nature neuroscience·2025
Same author

Excitatory glycine receptors control ventral hippocampus synaptic plasticity and anxiety-related behaviors.

Proceedings of the National Academy of Sciences of the United States of America·2025
Same author

Women in neurosurgery aim for recognition of merit, not tokenism: insights from an Italian survey.

Frontiers in surgery·2025
Same author

Reply Letter to: The dorsolateral striatum encodes a temporal basis for the organization of behavior.

Neuron·2024
Same journal

Vestibular function drives gaze stability in locomoting macaques.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same journal

Region- and layer-specific glutamatergic synapse development in the nascent cortical hierarchy.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same journal

Endogenous peptide derived from c-Cbl-associated protein counteracts its inhibitory effect on enteric neural crest cell colonization in Hirschsprung disease.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same journal

Drowsiness alters the neural dynamics but not the core computations of multisensory integration.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same journal

A Matter of Parameters: Tailored Transcranial Focused Ultrasound Enhances Cortico-Thalamo-Cortical Circuit Resonance.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same journal

Proactive visual and motor prioritization differentially scale with cue reliability.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
See all related articles

Rodents use whisker-based neural activity in the barrel cortex to distinguish textures. Small groups of neurons synergistically encode texture, enabling discrimination even when individual neurons fail.

Area of Science:

  • Neuroscience
  • Sensory processing
  • Computational neuroscience

Background:

  • Rodents exhibit remarkable texture discrimination abilities mediated by their whiskers.
  • Whisker sensation processing relies on neural activity within the primary somatosensory barrel cortex.

Purpose of the Study:

  • To investigate how texture information is collectively encoded by neuronal populations in the barrel cortex.
  • To determine the role of synergistic interactions among neurons in texture discrimination tasks.

Main Methods:

  • Simultaneous recording of neuronal clusters (3-7) from the barrel cortex during a rat's texture discrimination task.
  • Analysis of population activity vectors across time windows using optimal linear combinations.
  • Quantification of texture signal using receiver operating characteristic analysis and comparison with single-cluster performance.

More Related Videos

Visualization of Cortical Modules in Flattened Mammalian Cortices
08:49

Visualization of Cortical Modules in Flattened Mammalian Cortices

Published on: January 22, 2018

Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze
11:15

Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze

Published on: February 20, 2014

Related Experiment Videos

Last Updated: May 12, 2026

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution
06:18

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution

Published on: November 21, 2023

Visualization of Cortical Modules in Flattened Mammalian Cortices
08:49

Visualization of Cortical Modules in Flattened Mammalian Cortices

Published on: January 22, 2018

Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze
11:15

Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze

Published on: February 20, 2014

Main Results:

  • Texture encoding varied significantly across individual neuronal clusters; many lacked sufficient signal for independent discrimination.
  • Groups of simultaneously recorded clusters consistently achieved statistically significant texture discrimination.
  • Including error trials in the analysis degraded discriminative capacity, linking neural activity to task performance.

Conclusions:

  • Small neuronal ensembles in the barrel cortex robustly represent texture identity through synergistic interactions.
  • Downstream neurons may decode texture identity from barrel cortex activity via simple linear combinations on a trial-by-trial basis.