Sprayable hydrogel (IMAGE) Brigham and Women's Hospital Caption Brigham researchers developed a unique biomaterial to promote wound healing under various harsh conditions in the GI tract. They designed the material to be easy to apply and usable with current technology; it is delivered using a miniscule catheter, small enough to be inserted into any commercial endoscope. Credit Gonzalo Munoz, BioDevek Usage Restrictions Reporters may use this image only in news stories covering the Advanced Materials paper. 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.