Sentence examples for over virulent from inspiring English sources

She returns to the Deep South and, after triumphing over virulent racism, decides not to marry the doctor who expects her to pass but instead to open a nursing school for African-American women.

In the traveling exhibition "Ansel Adams at 100" and its catalog, written by the curator and photo historian John Szarkowski, photography's tense problem appears all over again in virulent form.

In the laboratory, Dr. Maines and Dr. Tumpey have found that the virus seems to have become more virulent over time.

Scientists believe the disease has existed for centuries — an outbreak appears to have occurred in Philadelphia in 1780 — but dengue has become more common and more virulent over the past half-century.

To put the H1N1 flu in perspective, Dr. Frieden emphasized that so far, most stricken people had had a relatively mild illness and that the virus had not become any more virulent over time in the United States or any other country.

"Through his inflammatory rhetoric, Wagner was co-responsible for the transition from Bayreuth [the Wagnerian centre in Germany] to Auschwitz," said Elyakim Haetzni, a right-wing ideologist, on Tuesday at a parliamentary meeting that was thrown open to the public.There are few arguments in Israel over Wagner's virulent anti-Semitism.

Studies of host-pathogen interactions suggest that hosts and pathogens can co-adapt to each other, with pathogens becoming less virulent over time [15].

doi: 10.1111/j.1558-5646.2012.01803.x Marek's disease virus (MDV), a commercially important disease of poultry, has become substantially more virulent over the last 60 years.

In addition, if the virus becomes less virulent over time, persons who fall ill in subsequent waves may have milder illnesses.

These findings are in accordance with evolutionary theory, which predicts that chronic pathogens with vertical transmission will become less virulent over time through coevolution, and could help explain the 'African Enigma,' or the exceptionally low incidence of gastric cancer in Africa despite very high rates of H. pylori infection (Holcombe 1992).

Similar gene expression patterns in all three genotypes at 120 h indicate that the counter defense imposed by the virulent insect takes over the 'pest-detection system' of the plant after a certain period resulting in its susceptibility.