Two-color fluorescent in situ hybridization in the embryonic zebrafish brain using differential detection systems
2011

New Method for Visualizing Gene Expression in Zebrafish Brains

publication Evidence: moderate

Author Information

Author(s): Lauter Gilbert, Söll Iris, Hauptmann Giselbert

Primary Institution: Karolinska Institutet

Hypothesis

Can combining alkaline phosphatase and horseradish peroxidase detection systems improve the visualization of gene expression in zebrafish brains?

Conclusion

The new two-color fluorescent in situ hybridization protocol allows for better visualization of gene expression patterns in the embryonic zebrafish brain.

Supporting Evidence

  • The new protocol reduces the number of steps and time required for gene visualization.
  • Using Fast Blue and Fast Red allows for simultaneous detection of two different transcripts.
  • Optimizing embryo treatment with hydrogen peroxide and dextran sulfate enhances signal strength.

Takeaway

Scientists found a better way to see how genes work in baby fish brains by using two special colors that help them look at two genes at the same time.

Methodology

The study optimized a two-color fluorescent in situ hybridization protocol using alkaline phosphatase and horseradish peroxidase detection systems in zebrafish embryos.

Limitations

The method may not be applicable to all model organisms without further optimization.

Digital Object Identifier (DOI)

10.1186/1471-213X-11-43

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication