Key points from article :
New flu pandemics often caused by wild bird viruses reaching humans via the poultry industry.
University of Edinburgh creating transgenic chicks that are insusceptible to flu.
Could stop a new form of bird flu before it reaches humans .
Previous project found a protein encoding gene in chickens that flu viruses require to infect a host.
Crispr will allow the scientists to change this gene in living chickens.
European Union rules treat gene-edited animals the same as genetically modified organisms.
