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

ECG Interpretation of Rhythms01:24

ECG Interpretation of Rhythms

15.1K
An electrocardiogram (ECG)graphically represents the heart's electrical activity on ECG paper or a monitor.
Components of the Electrocardiogram
The primary components of a normal ECG waveform in Normal sinus rhythm(NSR) include the P wave, PR interval, QRS complex, ST segment, T wave, and occasionally a U wave.
ECG waveforms are divided by vertical and horizontal lines at standard intervals.
The horizontal axis measures time and rate, and the vertical axis measures amplitude or voltage....
15.1K
Pulse rhythm01:30

Pulse rhythm

1.5K
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
1.5K
Somatosensory, Motor, and Association Cortex01:23

Somatosensory, Motor, and Association Cortex

2.8K
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
2.8K
Functional Brain Systems: Reticular Formation01:13

Functional Brain Systems: Reticular Formation

5.2K
The reticular formation is a complex network of gray and white matter located within the brainstem extending from the medulla to the midbrain.
Within the reticular formation, there are several distinct nuclei that can be classified into three broad categories. The Raphe nuclei are located along the midline of the brainstem. They are primarily known for their role in synthesizing and releasing serotonin, a neurotransmitter involved in regulating mood, appetite, sleep, and circadian rhythms. The...
5.2K
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

8.0K
The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
8.0K
Brain Waves01:23

Brain Waves

4.3K
Brain waves are electrical signals generated by the neurons in the brain, which are regularly monitored to measure mental activities. Brain waves and their frequency ranges can be measured using an electroencephalogram or EEG. There are four main types of brain waves, each with distinct characteristics:
4.3K

You might also read

Related Articles

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

Sort by
Same author

A hybrid micro-ECoG for functionally targeted multi-site and multi-scale investigation.

Cell reports methods·2026
Same author

A hybrid micro-ECoG for functionally targeted multi-site and multi-scale investigation.

bioRxiv : the preprint server for biology·2026
Same author

Would You Agree If N Is Three? On Statistical Inference for Small N.

Journal of cognitive neuroscience·2025
Same author

Riemannian geometry boosts functional near-infrared spectroscopy-based brain-state classification accuracy.

Neurophotonics·2025
Same author

Sensitive and specific fNIRS-based approach for awareness detection in disorders of consciousness: proof of principle in healthy adults.

Neurophotonics·2025
Same author

In vivo magnetic recording of single-neuron action potentials.

Journal of neurophysiology·2025
Same journal

Lifespan Trajectories of the Brain's Functional Complexity Characterized by Multiscale Sample Entropy.

NeuroImage·2026
Same journal

Pleasant fragrance modulates dyadic social sharing of positive emotion: Sharer-centered socioemotional enhancement effect and its neural couplings.

NeuroImage·2026
Same journal

Altered Functional Hierarchical and Sequential Organization in Individuals with Schizophrenia during Auditory Processing.

NeuroImage·2026
Same journal

Mechanical Deformation Explains Distinct Neuroimaging Patterns and Etiologies in Brain Trauma.

NeuroImage·2026
Same journal

Ventral striatum temporal interference brain stimulation enhances the reward-positivity event-related potential and reduces anxiety.

NeuroImage·2026
Same journal

NeuroHarm‑Kit: An Open‑Source Toolbox for Benchmarking Deep‑Learning Harmonization of Multi‑Site T1‑Weighted MRI.

NeuroImage·2026
See all related articles

Related Experiment Video

Updated: Feb 19, 2026

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

874

Cortical layers, rhythms and BOLD signals.

René Scheeringa1, Pascal Fries2

  • 1Donders Institute for Brain, Cognition and Behaviour, Radboud University Nijmegen, Kapittelweg 29, 6525 EN Nijmegen, The Netherlands; Institut National De La Santé Et De La Recherche Médicale U1028, Centre National De La Recherche Scientifique UMR S5292, Centre De Recherche En Neurosciences De Lyon, Bron, France.

Neuroimage
|November 8, 2017
PubMed
Summary
This summary is machine-generated.

Laminar functional MRI (fMRI) complements studies of rhythmic neuronal synchronization by linking layer-specific brain activity to communication. This method non-invasively reveals how alpha-beta and gamma rhythms support feedback and feedforward signaling, respectively.

More Related Videos

Examining Local Network Processing using Multi-contact Laminar Electrode Recording
13:40

Examining Local Network Processing using Multi-contact Laminar Electrode Recording

Published on: September 8, 2011

13.2K
Simultaneous Recordings of Cortical Local Field Potentials, Electrocardiogram, Electromyogram, and Breathing Rhythm from a Freely Moving Rat
10:07

Simultaneous Recordings of Cortical Local Field Potentials, Electrocardiogram, Electromyogram, and Breathing Rhythm from a Freely Moving Rat

Published on: April 2, 2018

11.5K

Related Experiment Videos

Last Updated: Feb 19, 2026

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

874
Examining Local Network Processing using Multi-contact Laminar Electrode Recording
13:40

Examining Local Network Processing using Multi-contact Laminar Electrode Recording

Published on: September 8, 2011

13.2K
Simultaneous Recordings of Cortical Local Field Potentials, Electrocardiogram, Electromyogram, and Breathing Rhythm from a Freely Moving Rat
10:07

Simultaneous Recordings of Cortical Local Field Potentials, Electrocardiogram, Electromyogram, and Breathing Rhythm from a Freely Moving Rat

Published on: April 2, 2018

11.5K

Area of Science:

  • Neuroscience
  • Brain Imaging
  • Systems Neuroscience

Background:

  • Neuronal synchronization across frequency bands is crucial for inter-areal brain communication.
  • This synchronization relies on layer-specific anatomical projections within the cortex.
  • Feedforward and feedback pathways exhibit distinct layer-specific origins and terminations.

Purpose of the Study:

  • To review how laminar functional MRI (fMRI) can enhance understanding of brain function through neuronal synchronization.
  • To explore the relationship between layer-specific neuronal synchronization and the Blood-Oxygen-Level-Dependent (BOLD) signal.
  • To discuss the potential of laminar fMRI in validating theories of neuronal communication.

Main Methods:

  • Review of existing literature on laminar fMRI, neuronal synchronization, and the BOLD signal.
  • Comparison of laminar fMRI with invasive (electrophysiology) and non-invasive electrophysiological recordings.
  • Analysis of layer-specific contributions of alpha-beta and gamma rhythms to brain activity.

Main Results:

  • Gamma-band synchronization is associated with feedforward projections originating in supragranular layers.
  • Alpha-beta band synchronization is linked to feedback projections originating in infragranular layers.
  • Both alpha-beta and gamma rhythms independently contribute to the BOLD signal.

Conclusions:

  • Laminar fMRI offers a non-invasive, layer-specific method for studying brain function.
  • This technique can test predictions derived from neuronal synchronization research.
  • Laminar fMRI provides a unique, albeit slow and indirect, metric of layer-specific neuronal activity with potential whole-brain coverage.