Helicobacter pylori bacteria infect around half the global population and are a leading cause of stomach ulcers and gastric cancer. While antibiotics remain the standard treatment, they often fail to reach bacteria hidden beneath the stomach's protective mucus layer and deep within ulcer tissue....
Source: [Phys.org](https://phys.org/news/2026-09-smart-nanoparticles-antibiotics-pylori.html)