In May 2009, during routine monitoring of a commercial layer flock of about 87,000 birds
kept in cages in 4 different houses that had been vaccinated 3 times with an inactivated …

Poultry, animals, and fish raised and slaughtered for human consumption comprise a large
and varied group of mammals, birds, reptiles, amphibians and fish. They may be raised in …

The heart is a muscle. It is a pump with 4 chambers, each about the size of a fist. Its main
function is to supply oxygen-rich blood from the lungs to all parts of the body. The heart …

One of the most remarkable medical success stories of the last century emanated from the
introduction of vaccines designed to eradicate common contagious childhood infections …

Avian influenza (AI) is a zoonotic disease that has garnered much attention in recent years
due to its detrimental effects on poultry, producers and potentially human health. This …

禽流感(avian influenza, AI) 是由A 型流感病毒(avian influenza virus) 引起的一种禽类感染征或
疾病综合症, 高致病性禽流感(highly pathogenic avian influenza, HPAI) 可引起禽类100 …

Avian influenza, commonly known as “bird flu,” is an infectious disease of birds caused by
type A Influenza viruses. The disease is carried by many wild bird species including …

There is no overlapping criterion providing a basis for attaining balance between individual
and population oriented ethical concerns generated in the pandemic and the epidemic …

To date there have been few cases of human illness. However, many infected patients have
died. There is also concern that the virus could become more efficient at infecting humans …

Influenza viruses periodically cause worldwide epidemics, or pandemics, with high rates of
illness and death. Unlike other public safety emergencies, an influenza pandemic will …