Testing a person’s blood for a type of protein called phosphorylated tau, or p-tau, could be used to screen for Alzheimer’s disease with “high accuracy,” even before symptoms begin to show, a new ...

The test may make it easier to identify whether people with memory and thinking problems have Alzheimer’s or not. By Pam Belluck A blood test that can help diagnose Alzheimer’s disease has received ...

The Food and Drug Administration has greenlit Japan-based test manufacturer Fujirebio to begin marketing its blood test for helping doctors diagnose Alzheimer's disease in some patients, clearing the ...

This article was produced in partnership with the Davos Alzheimer’s Collaborative by Scientific American Custom Media, a division separate from the magazine’s board of editors. Henry, a carpenter in ...

A second blood test has been been approved by the US Food and Drug Administration to assist in diagnosing Alzheimer’s disease. Will these tests change how cognitive decline is measured? A new blood ...

The U.S. FDA recently approved a new blood test to diagnose Alzheimer’s disease. The test, called Lumipulse, measures two proteins in plasma: pTau217 and ß-Amyloid 1-42. These proteins clump together ...