Alzheimer's disease & dementia

In Alzheimer's research, scientists reveal brain rhythm role

In the years since her lab discovered that exposing Alzheimer's disease model mice to light flickering at the frequency of a key brain rhythm could stem the disorder's pathology, MIT neuroscientist Li-Huei Tsai and her team ...

Alzheimer's disease & dementia

Brain changes may help track dementia, even before diagnosis

Even before a dementia diagnosis, people with mild cognitive impairment may have different changes in the brain depending on what type of dementia they have, according to a study published in the September 11, 2019, online ...

Alzheimer's disease & dementia

New drug targets early instigator of Alzheimer's disease

Over a hundred years after they were first identified, two ominous signposts of Alzheimer's disease (AD) remain central topics of research—both formed by sticky accumulations of protein in the brain. Amyloid beta solidifies ...

Neuroscience

Tissue model reveals role of blood-brain barrier in Alzheimer's

Beta-amyloid plaques, the protein aggregates that form in the brains of Alzheimer's patients, disrupt many brain functions and can kill neurons. They can also damage the blood-brain barrier—the normally tight border that ...

Alzheimer's disease & dementia

Direct toxic action of beta-amyloid identified

Hyperactive neurons in specific areas of the brain are believed to be an early perturbation in Alzheimer's disease. For the first time, a team from the Technical University of Munich (TUM) was able to explain the reasons ...

Alzheimer's disease & dementia

Blood tests for Alzheimer's: Why new studies are encouraging

Many people who have problems with their memory, especially if they are elderly, worry that they have Alzheimer's disease, which afflicts at least 5.5 million people in the U.S. and brings tremendous burdens to families as ...

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