金沙集团官方网站最新登录网址:Chicken genome plucked bare by inbreeding

2017-05-01 07:00:04

MODERN livestock are little more than walking food factories, but by being bred to be super-productive they may well have lost natural abilities such as the capacity to fend off disease. Bill Muir of Purdue University in West Lafayette, Indiana, and colleagues undertook the first ever study of genetic diversity in farmyard animals. They found that years of intensive inbreeding in commercial chickens had resulted in over half of their ancestral genes being lost from the population (Proceedings of the National Academy of Sciences, DOI: