Why avian flu virus isn’t easily spread (Toronto Star) American scientists may have figured out why avian influenza viruses such as H5N1 don't readily infect people. [News Source]

Shape Of Sugar Molecule Could Be All That Is Stopping Bird Flu Pandemic (Medical News Today) US scientists have found that the shape of sugar molecules on cell surfaces in the upper respiratory tract determine how easy it is for influenza viruses to infect humans, and suggest that if the deadly strain of H5N1 bird flu were to adapt a way to bind to this shape of sugar molecule it would spread easily from human to human and provoke a world pandemic. [News Source]

MIT finds key to avian flu in humans. MIT researchers have uncovered a critical difference between flu viruses that infect birds and humans, a discovery that could help scientists monitor the evolution of avian flu strains and aid in the development of vaccines against a deadly flu pandemic. [News Source]

Scientists answer why avian flu virus isn’t easily spread. American scientists may have figured out why avian influenza viruses such as H5N1 don't readily infect people – a finding that could be used in future to watch for bird viruses in the process of becoming a greater pandemic threat. [News Source]

Study probes how bird flu virus jumps to humans (CTV.ca) American scientists may have figured out why avian influenza viruses such as H5N1 don't readily infect people -- a finding which could be used in future to watch for bird viruses in the process of becoming a greater pandemic threat. [News Source]

MIT Finds Key To Avian Flu In Humans (Medical News Today) MIT researchers have uncovered a critical difference between flu viruses that infect birds and humans, a discovery that could help scientists monitor the evolution of avian flu strains and aid in the development of vaccines against a deadly flu pandemic. [News Source]

Bird flu still a threat 10 years after leap to humans (The Argus Leader) In Hong Kong, when a mysterious avian flu virus jumped from poultry to people for the first time, killing six of the 18 people infected, world health experts sounded the alarm, warning that the stage was set for a global flu pandemic. [News Source]

How deadly bird flu virus jumps to humans: study (Gulf Times) PARIS: Scientists say they have figured out how influenza viruses carried by birds latch on to humans, a discovery that may open the way to a vaccine against not just deadly avian flu but against all flu types. [News Source]