Erich Jarvis believes that birds' basal ganglia are also involved in memory ... The seven red circles are clusters of neurons. Seen in this view of the brain with about one quarter removed ...

A study identified a 50% reduction in calming brain cells in people with Tourette syndrome, which may explain their ...

The basal ganglia are a set of subcortical structures ... beta synchrony mediated by the hyperdirect pathway. Striatonigral neurons comprise diverse subtypes, yet their specific roles in ...

Two small clinical trials tested the safety of injecting stem cells into the brains of Parkinson's patients and found no ...

Nested deeper within the brain are essential structures such as the basal ganglia, the amygdala ... it is composed of the neurons that make up the brain’s “gray matter” and handles much ...

When they played recordings of a bird's own songs, they found that a large proportion of HVC neurons that project to the avian basal ganglia, HVC x neurons, became active. Interestingly ...

Dopamine, a neurotransmitter, plays a crucial role in transmitting brain signals involved in learning, reward, and motivation between neurons. By tracking dopamine ... dopamine levels in the birds’ ...

The researchers also found that medium spiny neurons—brain cells that make up 90% of cells in the basal ganglia—showed signs of metabolic stress in individuals with Tourette disorder.

In the first comprehensive, cell-by-cell analysis of brain tissue from individuals with Tourette syndrome, researchers have pinpointed exactly which cells are perturbed and how they malfunction, ...

The medium spiny neurons, which are the main long-range ... neuronal and synaptic loss as a key contributing factor to the basal ganglia hyperactivity associated symptoms of Tourette syndrome." ...