An illustration depicts cells in an Alzheimer’s-affected brain, with abnormal levels of beta amyloid protein clumping together to form plaques that collect between neurons and disrupt cell function.

Although there are many outstanding questions about Alzheimer’s and a significant lack of effective drugs, scientists believe a protein called amyloid-beta plays an important role in the condition.

New trontinemab data continue to support rapid and deep, dose-dependent reduction of amyloid plaques in Phase Ib/IIa ...

"These exciting preliminary findings hint very clearly at the potential role of lowering beta amyloid in prevention of Alzheimer's disease," said Maria C. Carrillo, PhD, Alzheimer's Association ...

Labcorp's pTau-217/Beta Amyloid 42 Ratio blood test meets the performance criteria to confirm amyloid pathology consistent with Alzheimer's disease BURLINGTON, N.C., April 2, 2025 /PRNewswire ...