Some articles on virus, virus strain:
... a given year to protect against the highly variable influenza virus ... vaccine contains three influenza viruses one influenza type A subtype H3N2 virus strain, one influenza type A subtype H1N1 (seasonal) virus strain, and one influenza ...
Famous quotes containing the words strain and/or virus:
“The Founding Fathers in their wisdom decided that children were an unnatural strain on parents. So they provided jails called schools, equipped with tortures called an education. School is where you go between when your parents cant take you and industry cant take you.”
—John Updike (b. 1932)
“If I knew for a certainty that a man was coming to my house with the conscious design of doing me good, I should run for my life ... for fear that I should get some of his good done to me,some of its virus mingled with my blood.”
—Henry David Thoreau (18171862)