Bird flu studies, halted over terrorism fear, to resume

LONDON (Reuters) – Scientists around the world declared an end on Wednesday to a moratorium on researching mutant forms of the deadly H5N1 bird flu that had raised international biosecurity concerns. Announcing their decision to resume what they say are risky but essential studies of the avian flu strain, the scientists said the work would only be carried out in the most secure sites in countries that agree it can go ahead. That will allow work to start again in key laboratories in the Netherlands and elsewhere but not yet in the United States or U.S. …