Grape Oxygen Levels Promote Cell Death (IMAGE) University of Adelaide Caption This is an X-ray micro computer tomography (CT) of the inside of a single grape berry showing the air spaces and air canals. Credit University of Adelaide Usage Restrictions for use with this story 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.