When a neuron ages, it loses synaptic connections with other neurons, it is less able to transmit nerve impulses, and its metabolism is also altered. This process of neuronal ageing — inevitable with ...

Scientists at City of Hope and the Broad Institute and Keio University have discovered how specific gut bacteria work ...

When myelin breaks down, white matter in the brain deteriorates, a change commonly seen with aging. At the same time, microglia, the brain’s primary immune cells, can shift from protective responders ...

After treatment, the mice’s memories were essentially shunted back into a younger state. The researchers found that reprogrammed engrams displayed molecular behavior of more youthful cells. Using a ...