Xiao, Junhua · Neural regeneration research · 2026 · DOI
This study examines how the body breaks down and uses a type of fat called sphingolipids, which are important for nerve cell function and communication. The researchers reviewed existing knowledge about sphingolipid metabolism to understand whether problems in this process might contribute to ME/CFS symptoms like fatigue and pain. This perspective piece suggests that disruptions in how the body handles these fats could potentially play a role in the disease, though more research is needed to confirm this.
Understanding the molecular mechanisms underlying ME/CFS is crucial for developing targeted treatments. If sphingolipid metabolism disruption is confirmed as a contributing factor, it could open new diagnostic and therapeutic avenues for patients who currently lack effective biomarkers and disease-modifying therapies.
This perspective article does not provide direct experimental evidence that sphingolipid metabolism is abnormal in ME/CFS patients, nor does it establish causation. It presents a theoretical framework requiring validation through patient-level studies with biological measurements and mechanistic experiments.
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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