Tag

Electrical Signaling

All articles tagged with #electrical signaling

neuroscience1 year ago

"Uncovering the Crucial Role of Oligodendrocytes in Brain Function: A Neuroscience Breakthrough"

A recent study led by neuroscientists at the University of Zurich reveals the essential role of oligodendrocytes, specialized cells crucial for insulating nerve fibers, in supporting the brain's intricate network of signals. These cells not only detect electrical signals from nerve fibers but also respond by increasing their energy intake, fueling the brain's complex network of signals. The findings could have implications for understanding and treating diseases like multiple sclerosis and Alzheimer’s, shedding light on the metabolic interactions between nerve fibers and their insulating cells and opening new avenues for research into treatments for neurodegenerative diseases.

neuroscience2 years ago

"Non-neuronal Cells Generating Brain Electricity: A Surprising Discovery"

Astrocytes, a type of glial cell in the brain, have long been thought to only serve supportive roles and not propagate electrical signals like neurons. However, a new study published in Nature presents evidence that certain astrocytes, called glutamatergic astrocytes, can indeed signal by releasing glutamate, a neurotransmitter. The study used genetic data and imaging techniques to demonstrate that these astrocytes have the cellular machinery to use glutamate in a similar way to neurons. This discovery challenges the traditional understanding of brain communication and raises new questions about the role of astrocytes in brain function.