Have you ever wondered whether a cancer treatment could be delivered directly to a tumor instead of circulating throughout the entire body? Scientists are exploring exactly that possibility with an unusual tool: a genetically engineered probiotic bacterium. In a recent preclinical study, researchers modified Escherichia coli Nissle 1917, a strain known for its probiotic properties, …
An immune cell can reach a tumor and appear ready to attack, yet sometimes it stops before doing anything. One reason may be sitting directly on the surface of the cancer cell: a coating made of sugars. Every cell in your body carries molecules called glycans on its surface. They help cells recognize one another, …
Have you ever reached for a sugar-free protein bar, piece of gum, or candy because you thought you were making the healthier choice? Sugar-free products are often marketed as a smart way to reduce your intake of added sugar, and ingredients such as sorbitol have become common replacements for traditional sweeteners. Sorbitol is a sugar …