<![CDATA[What Role Does Sympathetic Nerve-CAF Crosstalk Play in PDAC Progression?]]>

Summary: Imagine your body’s stress system—the "fight-or-flight" nerves that make your heart race—is secretly texting with cancer cells. A new study discovered that in pancreatic cancer, sympathetic nerves send signals to special cells called cancer-associated fibroblasts (CAFs). Normally, these cells help heal wounds. But the nerves trick them into a "wound-healing" mode that never turns off, which actually helps the tumor grow and spread.

It’s a two-way street, too. The fibroblasts send signals back to the nerves, causing an "injury response" that blocks the body's immune system from fighting the cancer. Strangely, when researchers removed these nerves in mice, the tumors shrank—but only in the female mice, not the males! Scientists are still trying to figure out why this sex difference exists. To study this further, researchers invented a new computer tool called AxonFinder to map out these tiny nerve fibers in human tumors, hoping to find new ways to block this deadly communication and treat pancreatic cancer.

For more details, see cancernetwork at cancernetwork.com/view/what-role-does-sympathetic-nerve-caf-crosstalk-play-in-pdac-progression- (opens in new tab)