Peking researchers studied 40 COVID-19 patients and found that SARS-CoV-2 may invade the nervous system, with elevated CSF biomarkers like CHI3L1 and KLK6 pointing to neuroinflammation as a key driver of neurological complications.

https://virologyj.biomedcentral.com/articles/10.1186/s12985-025-02754-2

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