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Related Experiment Video

Updated: Jun 30, 2026

Forebrain Electrophysiological Recording in Larval Zebrafish

Forebrain Electrophysiological Recording in Larval Zebrafish

Published on: January 24, 2013

Non-Invasive Regional Neurochemical Profiling of Zebrafish Brain Using Localized Magnetic Resonance Spectroscopy at

Rico Singer¹, Wanbin Hu², Li Liu²

¹Leiden Institute of Chemistry, Leiden University, Einsteinweg 55, 2301 RA Leiden, The Netherlands.

Molecules (Basel, Switzerland)

|November 13, 2025

Summary

Ultra-high-field magnetic resonance spectroscopy (MRS) enables detailed neurochemical analysis in the small zebrafish brain. This breakthrough allows for precise metabolite mapping across brain regions, advancing neurological disorder research in this model organism.

Keywords:

28.2 T ultra-high magnetic field strength cerebral metabolites magnetic resonance spectroscopy point-resolved spectroscopy zebrafish

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Last Updated: Jun 30, 2026

Forebrain Electrophysiological Recording in Larval Zebrafish

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Published on: January 24, 2013

Electrophysiological Recording in the Brain of Intact Adult Zebrafish

Electrophysiological Recording in the Brain of Intact Adult Zebrafish

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In Vivo Confocal Fluorescence Imaging of Neural Activity Induced by Sensory Stimulation in Partially Restrained Larval Zebrafish

In Vivo Confocal Fluorescence Imaging of Neural Activity Induced by Sensory Stimulation in Partially Restrained Larval Zebrafish

Published on: April 18, 2025

Area of Science:

Neuroscience
Biochemistry
Medical Imaging

Background:

Localized 1H magnetic resonance spectroscopy (MRS) provides non-invasive neurochemical insights.
Zebrafish (Danio rerio) are valuable models for neurological research.
Small zebrafish brain size and low-field MRS sensitivity limit detailed analysis.

Purpose of the Study:

To investigate the feasibility of ultra-high-field (UHF) 28.2 T MR systems for localized 1H spectroscopy in the zebrafish brain.
To pioneer the application of localized 1H spectroscopy in zebrafish at 28.2 T.
To achieve high-resolution neurochemical profiling of distinct zebrafish brain regions.

Main Methods:

Optimized Point Resolved Spectroscopy (PRESS) sequence parameters (gradient strength, excitation frequency, echo time, voxel volume).
Targeted chemical shift regions from 0-4.5 ppm.
Acquired spectra from localized brain regions using small voxel sizes (as low as 125 nL).

Main Results:

Successfully acquired high-resolution cerebral metabolite spectra from localized zebrafish brain regions.
Identified and quantified major brain metabolites including lactate, NAA, GABA, and glutamate.
Achieved unprecedented spatial resolution for detailed neurochemical comparisons across forebrain, midbrain, and hindbrain.

Conclusions:

UHF 28.2 T MRS is a powerful tool for high-resolution neurochemical analysis in the zebrafish brain.
This technique enables precise metabolite quantification in small, localized brain regions.
Opens new avenues for studying neurochemical changes in zebrafish models of neurological disorders.