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Brain Imaging

Brain Imaging

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...

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Updated: Apr 30, 2026

Optogenetic Functional MRI

Optogenetic Functional MRI

Published on: April 19, 2016

Optogenetic brain interfaces.

Ramin Pashaie, Polina Anikeeva, Jin Hyung Lee

IEEE Reviews in Biomedical Engineering

|May 8, 2014

Summary

This summary is machine-generated.

Optogenetics uses light to control genetically targeted neurons, offering precise tools for brain research. This technique advances the study of neural circuits in neurological and psychiatric disorders.

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Last Updated: Apr 30, 2026

Optogenetic Functional MRI

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Area of Science:

Neuroscience
Molecular Biology
Biotechnology

Background:

The brain comprises complex neuronal networks functioning as nonlinear processing units.
Understanding neural information processing necessitates advanced neurostimulation and imaging techniques.
Optogenetics offers a novel method for modulating neuronal activity using light.

Purpose of the Study:

To review recent advancements in optogenetics and related technologies.
To explore the potential of optogenetics in studying brain circuitry.
To provide a future outlook on the field of optogenetics.

Main Methods:

Genetic targeting of specific cell-types to express light-sensitive proteins.
Modulation of neural activity via light exposure at specific wavelengths.
Integration of optogenetics with other modalities like electrophysiology and advanced imaging.

Main Results:

Optogenetics enables multimodal control and genetic targeting of neural function.
Development of new light-sensitive proteins and light delivery technologies.
Successful application in studying psychiatric and neurological disorder circuitry.

Conclusions:

Optogenetics is a powerful, versatile approach for neuroscience research.
Ongoing research focuses on refining optogenetic tools and applications.
The field shows significant promise for future discoveries in brain function and disease.