Alzheimer's disease, a type of dementia that profoundly alters a person’s memory and cognitive function, affects an estimated 6.7 million U.S. adults at least 65 years old, according to the ...

The results showed that patients with amyloid values of over 7.1 in their CSF had PET scans that mostly did not pick up anything abnormal—meaning they tested negative for Alzheimer's.

Not the Same. In amyloid-negative people (left) few tangles accumulate over a decade. In amyloid-positives (right), tangles grow faster in women (red) than men (blue). [Courtesy of Gillian Coughlan, ...

along with plasma p-tau217 levels and MK6420 Tau PET scans from them. Compared with p-tau217 assays, the VeraBIND assay was less specific and less sensitive at predicting a person’s amyloid status, ...

Another method involves imaging the brain using a positron emission tomography (PET) scan following administration of compounds (amyloid or tau “tracers”) that bind one of the proteins that ...

Participants were between ages 51 and 89 at the beginning of the study. Participants had PET scans for amyloid beta over a ...

MONDAY, March 10, 2025 (HealthDay News) -- Hormone replacement therapy during menopause appears to be linked to a toxic brain ...

Samsung C&T announced Thursday that its Life Science Fund, established in collaboration with Samsung Biologics, Samsung ...

Sex differences in tau may help explain why women face higher Alzheimer's dementia risk than men. At high levels of brain ...