Subdivisions of the Auditory Midbrain (N. Mesencephalicus Lateralis, pars dorsalis) in Zebra Finches Using Calcium-Binding Protein Immunocytochemistry
2011

Study of Auditory Midbrain in Zebra Finches

Sample size: 7 publication Evidence: moderate

Author Information

Author(s): Logerot Priscilla, Krützfeldt Nils O. E., Wild J. Martin, Kubke M. Fabiana

Primary Institution: University of Auckland

Hypothesis

The organization of the midbrain nucleus mesencephalicus lateralis pars dorsalis (MLd) in zebra finches can be clarified using calcium-binding protein immunocytochemistry.

Conclusion

The study identifies two distinct regions within the MLd of zebra finches based on calcium-binding protein staining patterns.

Supporting Evidence

  • The study used three different calcium-binding protein antibodies to analyze the MLd.
  • Distinct staining patterns were observed in the inner and outer regions of MLd.
  • Previous studies on other avian species provided a context for the findings.

Takeaway

Researchers looked at the brains of zebra finches to see how they process sounds, finding two main areas that help with hearing.

Methodology

The study used immunocytochemistry with three calcium-binding protein antibodies on brain tissue sections from zebra finches.

Limitations

The study did not quantify cell numbers in MLd and did not explore potential differences between left and right MLd.

Participant Demographics

Adult male and female zebra finches were used in the study.

Digital Object Identifier (DOI)

10.1371/journal.pone.0020686

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication