Tumor images, before and after (IMAGE) NIH/National Cancer Institute Caption Woman with breast cancer had metastatic lesions in chest wall (top, left) and liver (bottom, left). After receiving the immunotherapy, tumors shrank completely. Recent scans (R) show she is cancer free more than 5 years later. Credit The National Cancer Institute (NCI) Usage Restrictions public use License Original 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.