pTau217, also called phosphorylated tau at threonine 217, is a specific blood-based biomarker for brain amyloid β pathology. When validated against CSF Aβ42/40 and PET imaging, the biomarker showed ...

Underlying herpes infection may have an impact on brain health in people with HIV (PWH), according to new data presented at the Conference on Retroviruses and Opportunistic Infections (CROI) 2026 ...

For people with cerebral amyloid angiopathy (CAA), the heightened risk of ARIA, i.e., inflammation around blood vessels, may outweigh any potential gains of anti-amyloid immunotherapy. But with about ...

Because blood is so easy to sample, scientists like to screen this biofluid when looking for disease associations. Alas, that is not the best approach for neurodegenerative disorders, according to ...