Sentences with phrase «h5 avian influenza a virus»

Not exact matches

Highly pathogenic avian influenza (HPAI) H5 viruses of Eurasian origin continue to circulate and evolve in North American wild birds.

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.

They exposed plasma from the samples to purified proteins of avian influenza virus H3, H4, H5, H6, H7, H8 and H12 subtypes using two laboratory tests to see how many different viruses participants reacted to, and how strongly.

The extracellular domain of the H5 or H7 protein of the respective avian influenza viruses was transplanted into the Newcastle disease virus vaccine strain LaSota in order to make the vaccine constructs.

The gene, called H5, is one of 16 subtypes of hemagglutinin, a protein that binds the avian influenza virus to the cells it infects.