Researcher interviews Nepali individuals (IMAGE) Penn State Caption The research team gathered saliva samples from Nepali people over a range of subsistence strategies— from nomadic hunter gatherers to farmers to industrialized groups. Credit Aashish Jha/New York University Abu Dhabi Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-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.