Letter Re: Vulnerability of Fish to Asian Avian Flu?
Regarding the question of fish and infection with H5N1 influenza virus: This is not the first time this question has come across my desk. While it is not wise to say “absolutely never” in biology, I find actual infection of fish with influenza viruses to be extremely unlikely. I’ve never encountered any study to show that fish (or insects, before someone asks) can be infected with or transmit influenza viruses. I am a public health M.D./epidemiologist, not a virologist, so I am prepared to be wrong. But I’d be surprised. The issue is not so much that certain animals are …