Martin, W J, Glass, R T · Pathobiology : journal of immunopathology, molecular and cellular biology · 1995 · DOI
Researchers isolated a virus from a ME/CFS patient and injected it into cats to see what would happen. The cats developed serious neurological illness, and examination of their brain tissue showed viral particles and cell damage. This suggests that a particular type of virus might play a role in ME/CFS-related brain symptoms.
This research provides experimental evidence that stealth viruses may directly cause neurological symptoms in ME/CFS, potentially explaining cognitive and neurological dysfunction that patients experience. Establishing an animal model could accelerate development and testing of antiviral treatments specifically targeting this proposed mechanism.
This study does not prove that stealth viruses cause ME/CFS in humans, as animal models do not necessarily translate to human disease. It also does not establish that all ME/CFS cases involve stealth viruses, as this involved a single patient isolate. The study cannot distinguish whether the virus was a primary cause or a secondary infection in the original ME/CFS patient.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
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