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

Brain Imaging01:14

Brain Imaging

272
Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans),  magnetic resonance imaging (MRI),  functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
272
Association Areas of the Cortex01:21

Association Areas of the Cortex

5.7K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
5.7K
Functional Brain Systems: Reticular Formation01:13

Functional Brain Systems: Reticular Formation

2.1K
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...
2.1K
Organization of the Brain01:30

Organization of the Brain

901
The brain is an integral component of the nervous system and serves as the center for processing sensory inputs, making decisions, and directing bodily actions. This complex organ is organized into three primary sections: the hindbrain, midbrain, and forebrain, each responsible for a range of vital functions.
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
901
Anatomy of the Brain: Major Regions01:20

Anatomy of the Brain: Major Regions

5.3K
The brain is the most complex organ in the human body. It consists of four main parts: the cerebrum, diencephalon, cerebellum, and brainstem.
The cerebrum is the largest section of the brain and divides into left and right hemispheres, separated by a deep fissure. The cerebral outer layer of grey matter — the cerebral cortex — comprises elevations called gyri and shallow groves called sulci. The inner portion of white matter includes long nerve fibers known as axons, which connect...
5.3K
Neural Circuits01:25

Neural Circuits

1.4K
Neural circuits and neuronal pools are two of the main structures found in the nervous system. Neural circuits are networks of neurons that work together to carry out a specific task or process. They consist of interconnected neurons and glial cells, which provide structural and metabolic support.
Neuronal pools are collections of nerve cells with similar functions and interact through chemical and electrical signals. These pools include both interneurons (the central neural circuit nodes that...
1.4K

You might also read

Related Articles

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

Sort by
Same author

Characterizing functional connectivity alterations in functional/ dissociative seizures using resting-state and naturalistic fMRI.

Epilepsy & behavior : E&B·2026
Same author

Remote network for cognitive symptoms derived from tau accumulation in progressive supranuclear palsy.

Science advances·2026
Same author

Selective Neural Responses to Conspecific Vocalizations in Marmoset Area 32.

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

Anterior cingulate neurons display subregion-specific interaction with frontal eye fields revealed by anti-/orthodromic stimulation and resting-state imaging.

Journal of neurophysiology·2026
Same author

Fast Online 3D SPACE and FLAIR Imaging at 7T Using Multiple Subject-Specific Parallel Transmission Pulses Based on Subpopulation Universal Pulses.

Magnetic resonance in medicine·2026
Same author

Unexpected Prolonged Activated Clotting Time During Abdominal Aortic Surgery Due to Low Factor XII Activity.

Journal of cardiothoracic and vascular anesthesia·2026

Related Experiment Video

Updated: Aug 6, 2025

Chronic Implantation of Whole-cortical Electrocorticographic Array in the Common Marmoset
04:43

Chronic Implantation of Whole-cortical Electrocorticographic Array in the Common Marmoset

Published on: February 1, 2019

9.7K

Joint-embeddings reveal functional differences in default-mode network architecture between marmosets and humans.

Geoffrey N Ngo1, Yuki Hori2, Stefan Everling3

  • 1Department of Medical Biophysics, University of Western Ontario, London, Ontario N6A 5C1, Canada.

Neuroimage
|March 22, 2023
PubMed
Summary

The default-mode network (DMN) in marmosets shows different functional architecture compared to humans, particularly in its anterolateral-posterior axis. This suggests marmosets may not fully support complex cognitive demands requiring neural integration.

Keywords:
Comparative neuroanatomyDefault-mode networkGradientsHumanMarmosetResting-state functional connectivity

More Related Videos

Serial Two-Photon Tomography of the Whole Marmoset Brain for Neuroanatomical Analyses
04:02

Serial Two-Photon Tomography of the Whole Marmoset Brain for Neuroanatomical Analyses

Published on: January 17, 2025

552
Author Spotlight: Marmoset Research - Scope and Challenges
04:52

Author Spotlight: Marmoset Research - Scope and Challenges

Published on: June 9, 2023

1.9K

Related Experiment Videos

Last Updated: Aug 6, 2025

Chronic Implantation of Whole-cortical Electrocorticographic Array in the Common Marmoset
04:43

Chronic Implantation of Whole-cortical Electrocorticographic Array in the Common Marmoset

Published on: February 1, 2019

9.7K
Serial Two-Photon Tomography of the Whole Marmoset Brain for Neuroanatomical Analyses
04:02

Serial Two-Photon Tomography of the Whole Marmoset Brain for Neuroanatomical Analyses

Published on: January 17, 2025

552
Author Spotlight: Marmoset Research - Scope and Challenges
04:52

Author Spotlight: Marmoset Research - Scope and Challenges

Published on: June 9, 2023

1.9K

Area of Science:

  • Neuroscience
  • Comparative Cognition
  • Primate Brain Imaging

Background:

  • The default-mode network (DMN) is crucial for human social cognition and higher-order thinking.
  • Dysfunction in the DMN is linked to various neuropsychological disorders.
  • Marmosets are increasingly used as pre-clinical models for studying higher-order cognitive functions.

Purpose of the Study:

  • To compare the functional architecture of the DMN between humans and marmosets.
  • To identify similarities and differences in DMN organization using joint gradients.
  • To assess the potential of marmosets as models for DMN-related cognitive research.

Main Methods:

  • Utilized joint gradients for simultaneous large-scale mapping of functional systems in human and marmoset cortices.
  • Compared functional connectivity and topographical organization of DMN nodes.
  • Identified correspondences between marmoset brain regions and known functional systems.

Main Results:

  • Found evidence of putative homologies in DMN architecture between humans and marmosets.
  • Observed differences in the marmoset DMN along the anterolateral-posterior axis.
  • The anterolateral DMN node (dorsolateral prefrontal cortex) in marmosets showed weaker and less consistent connections compared to posterior nodes.

Conclusions:

  • Marmoset DMN architecture differs from humans, particularly in the anterolateral-posterior organization.
  • Marmoset medial prefrontal cortex and temporal lobe areas align with non-DMN functional systems.
  • Results suggest marmosets may have limitations in neural integration for complex cognitive tasks.