Dr. Andrew Craig, Queen's University (IMAGE) Queen's University Caption Dr. Andrew Craig with an image that shows the "invadopodia" of a breast cancer cell protruding into surrounding tissue and degrading the tissue barriers. It is this process of metastasis or cancer spread that Dr. Craig's team hope to be able to lessen or prevent with future therapies Credit Queen's University 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.