Single bird flu mutation could let it latch easily to human cells, study finds – The Washington Post

1. Single bird flu mutation could let it latch easily to human cells, study finds  The Washington Post
2. A single gene mutation could enable H5N1 to spread between people, study finds  Livescience.com
3. Bird Flu Is Becoming a Bigger Threat  TIME
4. Bird flu in North America worries epidemiologists: Three people infected by the H5N1 virus  Le Monde
5. Just one mutation can make H5N1 bird flu a threat to humans, California researchers say  Los Angeles Times

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