[ Back to EurekAlert! ]

Contact: Dr. Gregory J. Quirk
gjquirk@yahoo.com
787-432-5980
University of Puerto Rico, Medical Sciences Campus

Rats Freezing to a Tone (2 of 2)

Caption: Laboratory rats listening to a tone that had been paired with shock. Control rats (top) froze with fear but rats injected with brain-derived neurotrophic factor (bottom) were not afraid, continuing to press a bar for food.

Credit: Dr. Gregory Quirk, University of Puerto Rico

Usage Restrictions: None

Related news release: Inducing a safety memory in the brain


[ Back to EurekAlert! ]