Lab Work on Flu Viruses
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CDC Yearly Lab Work on Flu Viruses
1,000,000: More than 1 million patient specimens are testing in clinical labs participating in CDC domestic disease surveillance.
90,000: About 90,000 specimens are tested in 93 state/local public health labs.
6,000: CDC conducts flu genetic sequencing on about 6,000 flu viruses each year.
2,000: CDC test about 2,000 flu viruses to determine their immune properties.
50: CDC prepares as many as 50 viruses for possible use in vaccine production.
Page last reviewed: October 26, 2017