Human Breast Cancer Cells, NIH (IMAGE) University of California - San Diego Caption Three-dimensional culture of human breast cancer cells, with DNA stained blue and a protein in the cell surface membrane stained green. Credit Image courtesy of <a target="_blank" href="https://irp.nih.gov/blog/post/2015/04/exploring-the-body-s-microcosmos">National Institutes of Health</a> Usage Restrictions Use caption and photo credit as indicated. 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.