Sentences with phrase «avian viruses do»

Not exact matches

A new version of the H7N9 avian influenza virus might be able to cause widespread infection and should be closely monitored, scientists say, although it currently doesn't spread easily between people.

Avian H5N1 viruses do not transmit among mammals, and therefore such experiments provide invaluable insight into this process.

«I don't think people should be overly concerned if they're exposed to avian flu virus that they're going to get Parkinson's disease,» Tansey says.

Two groups of scientists who carried out highly controversial studies with the avian influenza virus H5N1 have reluctantly agreed to strike certain details from manuscripts describing their work after having been asked to do so by a U.S. biosecurity council.

All subtypes (but not all strains of all subtypes) of Influenza A virus are adapted to birds, which is why for many purposes avian flu virus is the Influenza A virus (note that the «A» does not stand for «avian»).

In additional experiments, the scientists found that participants who had significant antibody responses did not necessarily also have significant immune system T cell responses to avian viruses, indicating that these two arms of immunity can be independently boosted after vaccination or infection; that individuals who reported receiving seasonal influenza vaccination had significantly higher antibodies to the avian H4, H5, H6, and H8 subtypes; and that participants with exposure to poultry had significantly higher antibody responses to the H7 subtype, but to none of the other subtypes tested.

The potential public health implication of this observation is that a person infected by H7N9 avian influenza virus who does not show symptoms could nevertheless spread the virus to others.

The accusation that Capua and others set off a human epidemic made no sense, she said, because one mild flu case does not constitute an epidemic; moreover, the avian virus she allegedly spread was a different strain than the one that killed the birds in Italy.

But scientists predict that the avian - flu virus could someday give rise to a fast - spreading strain against which people would have less immunity than they do to a typical winter flu.

Ahmedâ $ ™ s team had showed that people infected by the 2009 H1N1 flu strain developed broadly protective antibodies, and separately, so did volunteers immunized against the H5N1 avian flu virus.

Three Emory scientists have signed a letter published last week in Nature and Science outlining proposed research on the H7N9 avian influenza virus. A strain of H7N9 transmitted from poultry to humans was responsible for 43 deaths in China earlier this year, but so far, evidence shows that the virus does not transmit easily from human to human.

Wild birds worldwide carry avian influenza viruses in their intestines, but usually do not get sick from them.

How, then, did SV40 get through; how did the avian virus get into the MMR vaccine; how did parvovirus slip through the net; and how did AIDS suddenly arrive from nowhere?