长期新冠的自身免疫机制研究取得进展

Antibodies going rogue and attacking healthy tissue seems to be behind some cases of long covid, a discovery that could bring us closer to finding a treatment, finds Michael Marshall EVIDENCE is mounting that long covid can be caused by the immune system turning on the body. Four studies suggest autoimmunity, in which the immune system damages healthy tissue, is a factor in at least some cases, particularly if pain is a primary symptom. released in November 2025. The first found that injecting IgGs from people with long covid- related pain, fatigue or both into mice reduced the density of nerve fibres in the skin, which is suggestive of nerve damage. …