Ethiopian Farming Community (IMAGE) Cell Press Caption The bacterium responsible for tuberculosis has likely infected and evolved in people living in Ethiopian farming communities like this one for hundreds or even thousands of years. This photo shows one such farming community. Credit Stefan Berg Usage Restrictions Credit Required. 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.