(1) The hepatitis B virus
(3) The virus of cruelty that is latent in all human beings
(4) His computer's got a virus
(8) The evolution of a virus within a host has been shown to be strongly influenced by its environment.
(10) Been off sick with a virus for like AGES!!!
(11) After some months when it became clear that my malady wasn't disappearing like a good virus , this burden fell on my husband.
(12) The most recent problem has been a virus and she comes into the tournament short on match play.
(14) It may be difficult to recognize the virus within the cells due to the presence of similar sized ribosomes.
(15) Opening a file could expose your system to a computer virus or a program that could hijack your modem.
(16) How do you stop a computer virus from spreading and infecting other computers?
(17) Combine viruses with the scourge of spam and you have two heavy anchors dragging down Irish productivity.
(18) Hewlett-Packard has distributed printer drivers corrupted by a computer virus .
(19) A computer virus which affected the operation of Google yesterday is spreading like wildfire.
(20) The Justice Department has blamed a computer virus for the delay.