A new study reports a promising nanotechnology approach to improve treatment for hepatocellular carcinoma (HCC), especially after microwave ablation, which often leaves behind surviving cancer cells. These residual cells produce large amounts of lactate that both fuel tumor growth and weaken the immune system, making recurrence and spread more likely.
Researchers developed a multifunctional nanoparticle called DMGTF that tackles this problem in two ways. Under microwave treatment, it releases a drug that blocks lactate from leaving cancer cells while also generating stress inside the cells, causing toxic lactate buildup. At the same time, the platform releases magnesium ions that help “reawaken” exhausted immune cells, boosting their ability to attack tumors.
In lab and animal studies, this combined strategy significantly reduced tumor growth and nearly eliminated lung metastases. It also strengthened immune responses and improved survival compared to standard treatment alone, suggesting a powerful new way to prevent cancer recurrence and spread.