Stanford Researchers Develop Protein Therapy to Stop Metastasis (video) Stanford School of Engineering Share Print E-Mail Loading video... Caption Early but promising tests in lab mice suggest that a bioengineered 'decoy' protein, administered intravenously, can halt the spread of cancer from the original tumor site. Years of subsequent tests lie ahead. But this approach might one day provide an alternative, or supplement, to chemotherapy. Credit Stanford Engineering Usage Restrictions With attribution Share Print E-Mail 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.