Fig.1 (IMAGE) Osaka University Caption Volume of hydrogen per gram Si-based agent generated by the reaction of Si-based agent with weak alkaline solutions. A solution with pH 8.3 at 36ºC corresponds to pancreatic juice in the bowel. Credit Osaka 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.