New blood test for Alzheimer’s

Australian researchers have developed a non-invasive blood test for the early diagnosis of Alzheimer’s Disease (AD).

In an initial trial involving 110 patients and controls, a number of healthy elderly people with no memory complaints had positive blood tests. Further brain image scans of these participants revealed signs of degeneration in the brain resembling AD.

Lead author Dr Lesley Cheng says the test relies on the harvesting of microRNA and could eventually be conducted in a diagnostic lab with referral from a GP.

“We’ve examined the microRNA and come up with a profile whereby the Alzheimer’s Disease patient