Science"If someone did this with smallpox or anthrax, I would have grave concerns", warns Craig Venter, a pioneer in synthetic biology.

EuropeCalled for new "European democracy shield" at Copenhagen conference.

World"No one will know for sure how ill the new virus will make people", they say, while warning that the 'disruptions' could lead to food and water shortages.

WorldPreparing for a scenario where a new modified virus is spread globally.