Alzheimer's disease & dementia

Discovery sheds light on why Alzheimer's meds rarely help

New research reveals that the likely culprit behind Alzheimer's disease has a different molecular structure than current drugs' target—perhaps explaining why these medications produce little improvement in patients.

Neuroscience

Structural dynamics underlying memory in aging brains

(Medical Xpress)—When the brains of those who have succumbed to age-related neurodegeneration are analyzed post-mortem, they typically show significant atrophy on all scales. Not only is the cortex thinner and sparser, ...

Neuroscience

Pavlov's rats? Rodents trained to link rewards to visual cues

In experiments on rats outfitted with tiny goggles, scientists say they have learned that the brain's initial vision processing center not only relays visual stimuli, but also can "learn" time intervals and create specifically ...

Alzheimer's disease & dementia

Researchers investigate the amyloid-beta peptide behind Alzheimer's

Using solid-state nuclear magnetic resonance (NMR) spectroscopy, researchers at Luleå University of Technology in collaboration with Warwick University in the UK for the first time in the world managed to analyse hydrogen ...

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