Once a receptor protein receives a signal, it undergoes a conformational change, which in turn launches a series of ...

As an embryo develops from a small cluster of stem cells, those once "blank slate" cells begin to take on more specialized ...

Idiopathic pulmonary fibrosis (IPF) is a chronic disease in which healthy lung tissue is gradually replaced by scar tissue. While the early events that initiate this change are poorly understood, ...

The cells lining skin capillaries are constantly sending each other messages—tiny pulses of calcium that help regulate blood flow, sense physical forces and keep vessel walls intact. Scientists have ...

Blocking a tumor antioxidant restored T cell activity and made some resistant cancers more responsive to immunotherapy in ...