Cat lovers are often enamored by feline “toe beans” — a cat’s cute and tiny jellybean-shaped paw pads. But did you know there ...

The Hedgehog (Hh) pathway plays central roles in ... membrane proteins — Patched (Ptc), encoded by a tumour suppressor gene, and Smoothened (Smo), encoded by a proto-oncogene.

In fact, one of the Harvard researchers who made the discovery had kids who loved videogames, so he named one gene after Sonic the Hedgehog. “There are drugs that inhibit the hedgehog pathway ...