Genome engineering system generates valuable conditional mouse models

Animals containing such sophisticated engineered alleles can now be made in a matter of weeks rather than years and could be used to model diseases and study gene function.

http://www.sciencedaily.com/releases/2013/08/130829123448.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+sciencedaily%2Fhealth_medicine%2Fgenes+%28ScienceDaily%3A+Health+%26+Medicine+News+--+Genes%29