Experimental adaptation of an influenza H5HA strain confers respiratory droplet transmission to reassortant H5H/H1N1 virus strain in ferrets.

An evaluation of the role - if any - of censorship in scientific papers, based on the publishing of the article that shows it is possible to modify the genetics of the H5N1 aviary influenza virus, enhancing its transmission among mammals, which was followed by much ado and ethical discussion.