Drs. Yanbin Dong and Li Chen (IMAGE) Medical College of Georgia at Augusta University Caption A 'danger molecule' is higher in the blood of younger black adults than whites, females than males and increases with weight and age, researchers report in the first large, longitudinal study associating circulating HMGB1 levels with obesity, inflammation promoters and early indicators of cardiovascular risk in humans. Credit Kim Ratliff, Production Coordinator, Augusta University Usage Restrictions None 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.