Sentences with phrase «circulating viruses such»

Not exact matches

«The reason researchers change the vaccine every year is that they want to specifically match the vaccine to the particular viruses that are circulating, such as H1N1.

If there is such sustained transmission, versus imported cases from people who traveled to areas where the virus is circulating, several decisions would need to be made, Hartl said, including whether to switch production from the vaccine for seasonal flu to the one for pandemic flu, and whether to ramp up production of antivirals.

The vaccine was targeted especially toward the virus strain circulating in Thailand, and it may not show the same effectiveness where the virus is different, such as Africa or the U.S. And even the 31.2 percent fewer cases that it resulted in is hardly an ideal preventative strategy.

Cells in the bone marrow used to form new blood cells may be infected and the virus will be present in these cells, in circulating blood cells and other sites such as the bladder, intestinal tract, salivary glands etc..