(CIDRAP News) – A new analysis of H7N9 genetic sequences from the first Chinese patients infected with the virus and from poultry markets found more signals that the virus can attach and replicate efficiently in the airways of humans and other mammals, raising concerns about the virus's pandemic potential.
(CIDRAP News) – Chinese health officials yesterday announced three severe respiratory infections, two of them fatal, from H7N9 influenza, a subtype that has not been known to infect humans before.