Brain tropism acquisition: the spatial dynamics and evolution of a measles virus collective infectious unit that drove lethal subacute sclerosing panencephalitis
2024
Understanding Measles Virus in the Brain
Sample size: 1
publication
Evidence: moderate
Author Information
Author(s): Yousaf I, Hannon W W, Donohue R C, Pfaller C K, Yadav K, Dikdan R J
Primary Institution: Center for Disease Control and Prevention
Hypothesis
How does the measles virus acquire the ability to infect the brain and cause severe disease?
Conclusion
The study found that specific mutations in the measles virus may drive its ability to persist and cause disease in the brain.
Supporting Evidence
- Robust viral replication was observed across most brain regions.
- Two major MeV genome subpopulations were detected in all analyzed specimens.
- Mutations in envelope proteins may drive the virus's ability to infect the brain.
Takeaway
This study looks at how the measles virus can hide in the brain and cause serious problems later, even after someone has been vaccinated.
Methodology
The researchers analyzed high-coverage sequencing data from 15 brain regions of an individual who died from SSPE.
Participant Demographics
The study focused on a single individual affected by SSPE.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website