Alzheimer's disease & dementia

PET points to tau protein as leading culprit in Alzheimer's

Alzheimer's is a devastating and incurable disease marked by beta-amyloid and tau protein aggregations in the brain, yet the direct relationship between these proteins and neurodegeneration has remained a mystery. New molecular ...

Neuroscience

Dopamine neurons have a role in movement, new study finds

Princeton University researchers have found that dopamine - a brain chemical involved in learning, motivation and many other functions - also has a direct role in representing or encoding movement. The finding could help ...

Neuroscience

Neuronal feedback could change what we 'see'

Ever see something that isn't really there? Could your mind be playing tricks on you? The "tricks" might be your brain reacting to feedback between neurons in different parts of the visual system, according to a study published ...

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