Fat on the brain. (IMAGE) Columbia University Caption Vagal neurons that carry signals from the gut to the brain (nuclei shown in blue), with cells responsible for fat preference in green. Credit Mengtong Li / Zuker lab / Columbia's Zuckerman Institute Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms. License CC BY-NC-SA 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.