Brain imaging links Alzheimer’s decline to tau protein

Brain imaging links Alzheimer’s decline to tau protein

Using a new imaging agent that binds to tau protein and makes it visible in positron emission tomography (PET) scans, scientists at Washington University School of Medicine in St. Louis have shown that measures of tau are better markers of the cognitive decline characteristic of Alzheimer’s than measures of amyloid beta seen in PET scans.
Making everyday decisions

Making everyday decisions

Researchers at Washington University School of Medicine in St. Louis have found that some neurons in the orbitofrontal cortex assign value to options in everyday decision-making. The area’s neurons then can re-map to make different decisions when circumstances change.
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