UTSW Research Team (IMAGE) UT Southwestern Medical Center Caption This image shows (l-r) Dr. Parkyong Song, Dr. David Mangelsdorf, Dr. Steven Kliewer, and Dr. Yuan Zhang. Members of the UTSW research team found the hormone FGF21 reduced cravings for sweets and alcohol. Credit UT Southwestern Usage Restrictions Credit UT Southwestern License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.