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August 31, 2005

Fabricating tiny electrodes to study vagus nerve

Graduate student Tiffanie Markus uses a microscope to fabricate tiny electrodes used to painlessly stimulate the vagus nerve in the brains of rats.

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Robert Jensen and Douglas Smith, behavioral neuroscientists and psychology professors from Southern Illinois University, Carbondale, are conducting research into the functions of the vagus nerve. Research conducted by Jensen and Smith, along with their students, has shown that electrical stimulation of the vagus nerve can improve people's memory and learning. They've also shown that such stimulation can help lab rats recover much more quickly from brain injury, and they hope eventually, humans as well.

The National Science Foundation awarded Jensen and Smith a grant to continue their work on the effects on the brain when the vagus nerve is stimulated.

Credit: University Photo Communications, Southern Illinois University, Carbondale


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