41.   This way, HIV will eventually plateau at much lower levels in the bloodstream than typically occur when people catch the virus.

42.   Unlike a worm, which is a virus spread through e-mail attachments, the Nimda virus can be caught just by surfing the Internet, DeRiso said.

43.   But they still did not know how they had been infected or where the monkeys caught the virus, she added.

44.   England striker Alan Shearer will miss the start of the new season after catching a virus from seafood he ate on holiday.

45.   She said experts were also trying to find out how the monkeys caught the virus.