In ordinary mice, persistent low - frequency stimulation to the hippocampus weakens synaptic connections between neurons; high - frequency stimulation strengthens them. (discovermagazine.com)
The mutant mice had difficulty learning and remembering the location of a hidden platform in a water maze, which ordinary mice accomplish with ease. (sciencedaily.com)
With a genetic tweaking of muscle fibers, Harvard University cell biologist Bruce Spiegelman turned ordinary mice into rodent triathletes. (discovermagazine.com)