Image One - Breast Cancer Cells (IMAGE) Imperial College London Caption Drug-resistant breast cancer cells surrounded by non-resistant cells. The cell nucleus is shown in yellow; while the cell's 'scaffolding' is shown in green and purple. Keratin-80 is shown in purple. Credit Imperial College London/Institute of Cancer Research 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.