Fungal DNA in Human Brains Linked to Alzheimer's and Parkinson's Diseases
Author Information
Author(s): Rodrigo Leitao, Wan Iam Ut, Harry Chown, Thomas J. Williams, Matthew C. Fisher, Johanna Rhodes
Primary Institution: Imperial College London
Hypothesis
Is there a link between fungal infections and neurodegenerative diseases like Alzheimer's and Parkinson's?
Conclusion
The study found low levels of fungal DNA in some human brain samples, suggesting a potential link to neurodegenerative diseases.
Supporting Evidence
- Fungal DNA was detected in two Alzheimer's disease brains and one control case.
- The study used a nanopore-based sequencing approach to analyze brain tissue.
- Previous studies have linked bacterial and viral infections to Alzheimer's and Parkinson's diseases.
Takeaway
Researchers looked for fungi in human brains to see if they might be related to diseases like Alzheimer's and Parkinson's. They found some evidence of fungi in a few brain samples.
Methodology
The study used nanopore sequencing to analyze human brain tissue and cerebrospinal fluid for fungal DNA.
Limitations
The presence of fungal DNA does not confirm that the fungi are alive or causing disease, and some control individuals also had fungal DNA.
Participant Demographics
Included human brain samples from individuals with Alzheimer's disease, Parkinson's disease, and control cases.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website