New drug delivery system developed by Brown engineers has potential to improve cancer treatments par Frédéric PELASCINI | 24 Sep 2023 | Actualités New drug delivery system developed by Brown engineers has potential to improve cancer treatments Biomedical engineers at Brown developed a new hydrogel-based delivery system that balances the acidic environment in a tumor and greatly enhances the cancer-fighting activity of the chemotherapeutic drug doxorubicin. EurekAlert!