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Cats, rats and other predators produce a chemical signal that terrifies mice, according to new research. Scientists in the US discovered that when mice detect specific proteins found in cat saliva and rat urine they react with fear. These proteins, called Mups, act on cells in a special sensory organ in the mouse, called the vomeronasal organ.
2010-05-17
smell pheromone cat mouse rat saliva protein detection fear predatorUS researchers have for the first time encouraged substantial regrowth in nerves controlling voluntary movement after spinal cord injury.
2010-08-08
mouse spinal cord nerve growth regeneration medicine paralysisScientists say they have completely regenerated damaged optic nerves from the eye to the brain in mice.
2005-03-02
nerve regeneration eye neuroscience brain mouseUS researchers say that mice may have the ability to learn songs based on the sounds they hear. They found that when male mice were housed together they learned to match the pitch of their songs to each other.
2012-10-11
social mouse sound communication adaptation music song