(IMAGE) Universitat Autonoma de Barcelona Caption Human glioblastoma cell treated with gossypol, observed through the freeze-fracture field emission-scanning electron microscopy Credit INc-UAB Usage Restrictions Credit must be given to the creator. License CC BY 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.