Rats with Drinking Problem Provide Genetic Basis for Alcoholism (image) PLOS Share Print E-Mail Caption Rats bred to abuse alcohol accumulated numerous genetic differences, many of which occurred in regulatory regions of the genome. Credit Feng C. Zhou Usage Restrictions All figures and photographic images will be published under a Creative Commons Attribution License (CCAL), which allows them to be freely used, distributed, and built upon as long as proper attribution is given. Share Print E-Mail 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.