Cells constantly probe their environments, searching for physical cues that guide their behavior. And yet a cell's response ...

Deep in the lungs, resident memory B cells stand guard against influenza reinfection—but whether they remain there may depend ...

Every organism must be able to respond to stimuli in its environment, but when animal sizes strain the limits of neuron signaling, how do these massive creatures adapt?

Cells use various signaling molecules to regulate the nervous, immune, and vascular systems. Among these, nitric oxide (NO) and ammonia (NH₃) play important roles, but their chemical instability and ...