T cell activation—the process by which these key immune defenders recognize threats and mobilize against them—depends on exquisitely timed molecular signals. Now researchers have captured one of the ...

Sat, January 24, 2026 at 2:56 PM UTC The immune system is the body’s natural defense network that helps to keep you healthy from things like bacteria, viruses, and parasites. It’s a complex network of ...

Type 1 diabetes (T1D) is an autoimmune disease characterized by the immune-mediated destruction of pancreatic B cells. While autoreactive T cells are key ...

From your digestive system to sleep, here are the overlooked signals that indicate your health could be struggling ...