Most cell signals are chemical in nature. For example, prokaryotic organisms have sensors that detect nutrients and help them navigate toward food sources. In multicellular organisms, growth factors, ...
The cells lining skin capillaries are constantly sending each other messages—tiny pulses of calcium that help regulate blood ...
Imagine a world in which engineered cells, plants, tissues and nonliving yet biologically active entities are integrated into our everyday lives and have critical roles in solving grand challenges in ...