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Related Concept Videos

Reporter Genes02:11

Reporter Genes

Reporter genes are a type of protein-coding gene that are often tagged to a gene of interest. Once inside a target cell, reporter genes usually produce visually identifiable characteristics like fluorescence and luminescence when expressed along with the gene of interest. Thus, reporter genes “report” the presence or absence of genes of interest in an organism, determine the gene expression pattern, or track the physical location of a DNA segment or protein in the cell.
Commonly used reporter...

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Related Experiment Video

Updated: Jul 2, 2026

Profiling Voltage-gated Potassium Channel mRNA Expression in Nigral Neurons using Single-cell RT-PCR Techniques
07:31

Profiling Voltage-gated Potassium Channel mRNA Expression in Nigral Neurons using Single-cell RT-PCR Techniques

Published on: September 27, 2011

Gene expression analysis defines differences between region-specific GABAergic neurons.

Olaf Hardt1, Corinna Scholz, Daniel Küsters

  • 1Miltenyi Biotec GmbH, Bergisch Gladbach, Germany. olaf.hardt@miltenyibiotec.de

Molecular and Cellular Neurosciences
|August 30, 2008
PubMed
Summary

This study reveals distinct gene expression patterns in inhibitory gamma-aminobutyric acid (GABA)ergic neurons across different brain regions. These findings highlight the critical role of location in the development of these essential brain cells.

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Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors
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Published on: November 14, 2014

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Last Updated: Jul 2, 2026

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07:31

Profiling Voltage-gated Potassium Channel mRNA Expression in Nigral Neurons using Single-cell RT-PCR Techniques

Published on: September 27, 2011

Methods for the Discovery of Novel Compounds Modulating a Gamma-Aminobutyric Acid Receptor Type A Neurotransmission
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Methods for the Discovery of Novel Compounds Modulating a Gamma-Aminobutyric Acid Receptor Type A Neurotransmission

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Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors
07:51

Inhibitory Synapse Formation in a Co-culture Model Incorporating GABAergic Medium Spiny Neurons and HEK293 Cells Stably Expressing GABAA Receptors

Published on: November 14, 2014

Area of Science:

  • Neuroscience
  • Molecular Biology
  • Genomics

Background:

  • Gamma-aminobutyric acid (GABA)ergic neurons are key inhibitory cells in brain information processing.
  • Understanding the diversity and regional specialization of GABAergic neurons is crucial for neuroscience research.

Purpose of the Study:

  • To analyze and compare gene expression profiles of GABAergic neurons from distinct brain regions (cortex, olfactory bulb, striatum, cerebellum).
  • To identify transcription factors that define regional identity in forebrain and hindbrain GABAergic neurons.

Main Methods:

  • Utilized glutamate decarboxylase 67-green fluorescence protein (GAD67-GFP) knock-in mice for targeted analysis.
  • Developed and applied a method for single-cell isolation, flow cytometric enrichment, and global mRNA amplification.
  • Performed gene expression profiling and clustering analysis.

Main Results:

  • Quantified significant variations in GABAergic neuron numbers across different brain areas.
  • Gene expression clustering revealed substantial differences between hindbrain and forebrain GABAergic neurons.
  • Identified specific transcription factor families (Distal-less, POU, ETS/FOX for forebrain; ZIC, LHX for hindbrain) characterizing regional GABAergic neuron types.

Conclusions:

  • GABAergic neuron development is heavily influenced by their regional location within the brain.
  • Distinct sets of transcription factors define the identity of GABAergic neurons in the forebrain versus the hindbrain.