Alzheimer's disease & dementia

Diagnosing Alzheimer's with diamonds and PET scans

Deep within our brains is a dense forest of 100 billion nerve cells. Each of those cells has about 15,000 dendrites that branch out to connect with dendrites from other nerve cells, generating more than 100 trillion points ...

Cardiology

Tau may predict neurological outcome after cardiac arrest

(HealthDay)—Serum tau is a promising novel biomarker for prediction of neurological outcome in patients with cardiac arrest, according to a study published online Oct. 5 in the Annals of Neurology.

Alzheimer's disease & dementia

Alzheimer's gene poses both risk and benefits

Scientists drilling down to the molecular roots of Alzheimer's disease have encountered a good news/bad news scenario. A major player is a gene called TREM2, mutations of which can substantially raise a person's risk of the ...

Neuroscience

Subjective cognitive decline linked to global tau burden

(HealthDay)—For clinically healthy older adults, subjective cognitive decline (SCD) is associated with increasing entorhinal cortical tau burden and β-amyloid (Aβ) burden, according to a study published online Oct. 2 ...

Alzheimer's disease & dementia

Unraveling Alzheimer's: New study documents how brain cells go bad

In the brains of people with Alzheimer's disease, there are abnormal deposits of amyloid beta protein and tau protein, and swarms of activated immune cells. But scientists do not fully understand how these three major factors ...

Alzheimer's disease & dementia

Study focuses on 'speed bumps' protecting against Alzheimer's disease

Dedicated to the study of Alzheimer's disease, University of Virginia biology professor George Bloom's lab has spent the last decade working to expand the scientific community's still-primitive understanding of the disease's ...

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