Polysialylated-neural cell adhesion molecule (PSA-NCAM) in the human trigeminal ganglion and brainstem at prenatal and adult ages
2008

PSA-NCAM in Human Trigeminal Ganglion and Brainstem

Sample size: 10 publication Evidence: moderate

Author Information

Author(s): Quartu Marina, Serra Maria Pina, Boi Marianna, Ibba Viviana, Melis Tiziana, Del Fiacco Marina

Primary Institution: Department of Cytomorphology, University of Cagliari

Hypothesis

This study aims to analyze the occurrence of PSA-NCAM in the human trigeminal ganglion and brainstem at different ages.

Conclusion

The study shows that PSA-NCAM is expressed in specific populations of neurons in both prenatal and adult human nervous systems, indicating its role in neural plasticity.

Supporting Evidence

  • PSA-NCAM is found in both prenatal and adult human nervous systems.
  • The expression of PSA-NCAM suggests a role in neural plasticity.
  • Immunohistochemical staining shows PSA-NCAM in various brain regions.
  • PSA-NCAM localization indicates its involvement in sensory neurotransmission.
  • Western blot analysis confirms the presence of PSA-NCAM in human and rat tissues.

Takeaway

Scientists looked at a special protein in the brains of humans at different ages and found it helps the brain change and adapt, even when we grow up.

Methodology

The study used immunohistochemistry and western blot analysis on human and rat tissue samples to detect PSA-NCAM.

Limitations

The study is limited by the small sample size and the focus on specific brain regions.

Participant Demographics

Participants included human subjects of various ages, from prenatal to elderly.

Digital Object Identifier (DOI)

10.1186/1471-2202-9-108

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