Dr. Ji Won Yoo (Medicine) along with, Drs. Sung-Hwa Sohn, Yeon-Hwa Kim and Too Jae Min, who all are from Korea University, published "The Effect of Ulinastatin to the Learning and Memory in Zebrafish" in the journal Neuromolecular Medicine. This study investigated whether Ulinastatin could improve learning and memory by using the zebrafish behavior model and bio-markers.