Scientists have identified a brain pathway that may help protect dopamine-producing neurons, the cells that gradually ...

While they share similar depressive and cognitive symptoms, the biological underpinnings of bipolar disorder and major ...

Brain metabolism underpins nearly every aspect of neuronal function, from synaptic transmission and plasticity to cell survival and repair. The brain is one ...

Alzheimer's disease not only robs people of their memory but also affects mood, often causing anxiety and depression. Until now, scientists haven't fully understood how these symptoms are connected in ...

New research from King's College London and the University of Porto has mapped the histamine system in the brain. Histamine, ...

Scientists have known for some time that Alzheimer’s disease affects brain regions differently. And they have a detailed understanding of how misfolded tau forms toxic tangles in the brain, impairing ...

New peer-reviewed research from University College Cork traces how voluntary exercise reshapes tryptophan metabolism through the gut microbiota, lowering a key receptor in the memory center of the ...

The Importance of Gliotransmitters for Brain Function, Plus Cognitive and Motor Efficiencies Gliotransmitters are neurochemicals released by glial cells. They support communication between neurons and ...

In a recent study published in the journal Science Advances, researchers tested whether low, clinically relevant doses of metformin lower blood glucose via inhibition of Ras-related protein 1 (Rap1) ...