] Scientists yesterday said they have discovered a ] long-sought master gene in embryonic stem ] cells that is largely responsible for giving those cells ] their unique regenerative and therapeutic potential. . . . ] In recognition of that power, the researchers have named ] the gene "nanog," a reference to the mythological Celtic ] land of Tir Nan Og, whose fairy-like residents are said ] to stay forever young. Well, if nothing else, we may be able to breed immortal mice! |