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Neuroscience news

Genetics

New insight into how protein TDP-43 affects gene expression in ALS and FTD

Neurodegenerative diseases, such as Alzheimer's disease (AD), amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD) are medical conditions characterized by the progressive degradation of cells in the brain, ...

Psychology & Psychiatry

Inhibitory neurons in the amygdala can flexibly shape emotional learning and memory

Neurons that specifically reduce and modulate electrical brain activity have a greater influence on emotional memories than previously thought. DZNE researchers came to this conclusion based on studies in mice. A team led ...

Genetics

How a gene shapes the architecture of the human brain

Researchers around the world are studying how the human brain achieves its extraordinary complexity. A team at the Central Institute of Mental Health in Mannheim and the German Primate Center—Leibniz Institute for Primate ...

Psychology & Psychiatry

Model helps explain how context-dependent behavior occurs

How animals may modify their behavior depending on their context has been modeled mathematically by two RIKEN neuroscientists. Their simple but biologically plausible model could shed light on mental disorders such as autism ...

Diseases, Conditions, Syndromes

Hyperacusis: When everything sounds too loud

For most of us, the hum of a refrigerator, the clatter of plates or a nearby conversation are just background noise. But for some, these sounds are uncomfortable, distressing or even painful. Hyperacusis, or heightened sensitivity ...

Neuroscience

X-ray imaging captures the brain's intricate connections

An international team of researchers led by the Francis Crick Institute, working with the Paul Scherrer Institute, has developed a new imaging protocol to capture mouse brain cell connections in precise detail. In work published ...

Psychology & Psychiatry

'Cognitive Legos' help the brain build complex behaviors

Artificial intelligence may write award-winning essays and diagnose disease with remarkable accuracy, but biological brains still hold the upper hand in at least one crucial domain: flexibility.

Neuroscience

New study shows why some minds can't switch off at night

Australian researchers have found compelling evidence that insomnia may be linked to disruptions in the brain's natural 24-hour rhythm of mental activity, shedding light on why some people struggle to "switch off" at night.

Neuroscience

Study maps brain wiring differences in youth with autism

Researchers at the Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) at the Keck School of Medicine of USC have uncovered new insights into how brain wiring differs in children and young adults with ...

Neuroscience

Pro fighters risk damage to the brain's 'garbage disposal'

The brain's waste-clearing system significantly declines in function with repeated head impacts, according to a new study of cognitively impaired professional boxers and mixed martial arts fighters. The findings are being ...