Related Experiment Video
Updated: Jul 12, 2026
08:06
Microdissection of Mouse Brain into Functionally and Anatomically Different Regions
Published on: February 15, 2021
Brain science: from the very small to the very large
1Children's Hospital Boston, Harvard Medical School, and Center for Brain Science, Harvard University, Boston, MA 02115, USA. gabriel.kreiman@childrens.harvard.edu
Current Biology : CB
|September 7, 2007
Summary
Understanding brain imaging requires knowing its link to neuronal activity. Simultaneous neuronal ensemble activity strongly correlates with both local field potentials and imaging measurements.
Area of Science:
- Neuroscience
- Brain Imaging
- Neuronal Activity
Background:
- The relationship between brain imaging signals and underlying neuronal activity remains poorly understood.
- Simultaneous recordings offer a potential avenue to bridge this knowledge gap.
Discussion:
- Neuronal ensembles exhibit synchronized activity patterns.
- These synchronized patterns are detectable through both local field potential recordings and brain imaging techniques.
Key Insights:
- Simultaneous activity of neuronal ensembles shows a strong correlation with local field potentials.
- Brain imaging measurements are also strongly correlated with the simultaneous activity of neuronal ensembles.
Outlook:
- Further research can refine our understanding of neuroimaging signal origins.
- This work may lead to more accurate interpretations of brain activity from imaging data.
More Related Videos
Related Concept Videos
01:31Organization of the Brain
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...
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...
01:20Anatomy of the Brain: Major Regions
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 various areas...
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 various areas...
01:30Biological Influences on Intelligence
Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter more...
01:30Introduction to Biological Bases of Psychology
Biopsychology serves as a vital bridge connecting the intricate domains of biology and psychology, shedding light on how biological systems influence psychological phenomena. This field scrutinizes the biological substrates of behavior and mental processes, emphasizing the nervous system along with the roles of neurotransmitters, hormones, and genetics. It also incorporates evolutionary perspectives to explain the adaptive nature of mental functions.
The nervous system, the cornerstone of...
The nervous system, the cornerstone of...
01:28Neuronal Communication
Neurons, the fundamental units of the brain and nervous system, communicate through complex electrochemical signals that underpin all cognitive and bodily functions. This communication is primarily facilitated by a process involving the generation and propagation of an action potential along the axon of the neuron. When the internal electrical charge of a neuron surpasses a certain threshold, an action potential is triggered. This rapid change in voltage travels swiftly along the axon to the...