Poultry vaccines may be a problem

HONG KONG (Reuters) - China is most likely using substandard poultry vaccine or not enough good vaccine, which would explain recent outbreaks of the deadly H5N1 bird flu virus in poultry, a prominent virologist said on Thursday.

Thirty-one counties in China have reported outbreaks of the H5N1 in poultry this year, although only one county remains under isolation and there have been no new outbreaks for three weeks, according to Chinese state media.

But the fear among experts is that the virus could mutate from a disease that largely affects birds to one that can pass easily between people, leading to a human pandemic.

Scientist are now speculating that the outbreaks of Bird flu int he domestic poultry world may be due to bad or outdated vaccines. This could be bad for us because that would mean we are looking at a strain that has already adapted to a vaccine...

FULL ARTICLE :Expert: Bad vaccines may trigger China bird flu

I don't doubt that could be a problem. Sometimes the "cure" is worse than the disease.