If mice ever wonder what it's like to experience the world as a rat, some are now able to live that dream, at least when it comes to the sense of smell. Researchers led by Columbia University's ...

If there’s one thing that rats and mice share, it’s their cuteness. They also have similar physical features, such as huge ears, a pointy nose, and a long tail. These aspects aside, mice and rats have ...

For the first time, researchers have used cells from one species to restore the sense of smell in another. In an article published April 25 in Cell, researchers from Columbia University described how ...

Two independent research teams have successfully regenerated mouse brain circuits in mice using neurons grown from rat stem cells. Both studies, using interspecies blastocyst complementation to study ...

Rat cells grown inside the brains of mice with no sense of smell have allowed them to gain the ability. This is the first time that an organism of one species has experienced the world through the ...

Mice lacking an olfactory system have had their sense of smell restored with neurons from rats, the first time scientists have successfully integrated the sensory apparatus of one species into another ...