Fertilized sperm 50 years ago still viable
The sperm of four rams stored since 1968 in an Australian laboratory has been thawed and successfully used to inseminate 34 ewes. Researchers Simon de Graaf and Jessica Rickard of…
Read more »Newly discovered gene mutation reduces fear and anxiety, and increases social interaction
A genetic mutation recently discovered by Finnish scientists reduces fear and anxiety, and increases social interaction in mice. Geneticist Heikki Tanila and colleagues from the University of Eastern Finland used…
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