Some see a finger. Others, a worm. Scientists often call it an antenna. This tiny structure, sticking out from the surface of most human cells, is known as the primary cilium. Though nearly every cell ...

Many cells in our body have a single primary cilium, a micrometer-long, hair-like organelle protruding from the cell surface that transmits cellular signals. Cilia are important for regulating ...

Some might say it looks like a finger. Others might see a worm. Scientists in the field often liken it to an antenna. The technical name is primary cilium. This slender, microscopic appendage juts out ...