xilio is a waltham, massachusetts-based biopharmaceutical company focused on defeating cancer. the company’s proprietary technology enables the explosion of therapeutic activity specifically within the tumor while reducing toxicity throughout the body – a nod to the company name, xilio, derived from the latin term, ex nihilo, meaning creation or big-bang. xilio is applying its technology to build a broad pipeline of engineered antibodies, cytokines and chemokines as potential new options for people living with cancer. to learn more, please visit www.xiliotx.com.