In late February, while Mr. Graves was visiting Germany, a sinus infection turned virulent.
Retail prices have been falling since 1998; in March, deflation turned virulent and hit 2.1%.
True believers might say we should never wait, because a slow-growing tumor could turn virulent.
If the drug were to wear off, they would turn virulent again, and there would be more of them.
His disarming banter, truffled with jokes and neologisms, turns virulent when it comes to what he describes as the "pernicious ethics of cultural impoverishment".
In the Freud Archives, by Janet Malcolm (New York Review, $12.95), is the wryly told story (later the subject of a famous libel trial) of the fractious relationship among three men: a former psychoanalyst turned virulent anti-Freudian, a self-described "punk historian of psychoanalysis" and the eminently orthodox founder of the Freud Archives.
Based on the current literature, one may hypothesize that the commensal organisms turn virulent either prior to or once they gain intraocular access.
But turning his virulent satire upon himself has the effect of a kind of compassion for the businessmen, drug dealers, evangelists, street people, suburbanites and others that he has skewered so memorably over the years for their presumptive preoccupation with various forms of ego gratification.
You'd laugh so hard, your heat-sensitive Global Hypercolour t-shirt would turn a virulent shade of puce.
After all, Spanish influenza began as a mild strain, then turned horrifically virulent, killing 20 million to 100 million people in 1918-19.
