Sentence examples for old virus from inspiring English sources

And what, if anything, does that nearly century old virus and the pandemic it caused reveal about what is happening today?

Though only just discovered, Nipah appeared to be a very old virus, judging from how different it was in form, Dr. Field said.

Some scientists contend that SARS is an old virus, not a new one, even though earlier studies in Hong Kong, the United States and elsewhere found no evidence of human SARS cases before November 2002.

Most doctors studying the disease think it is caused by a new virus, or a new type of old virus, and that it is probably sexually transmitted (though among heterosexuals intravenous drug-users seem to be most affected).

They can generate fresh squads of killer T-cells if we get infected by an old virus.

If the hypothesis is that hemagglutinin is responsible, you put in the background of the genes from the old virus.

Planted by the C.I.A., they'd say; or, old viruses left over from a previous era.

But the incident was enough, understandably, to set off alarms about old viruses aloft in new forms.

These are true today whether we are talking about a new viral strain or all the old viruses that circulate in our environment.

Cox says that Gibbs chose the wrong old viruses to calculate how much change had occurred.

Viral diseases and epidemics are occurring across the world with increasing frequency and with incidences of new and old viruses with renewed vigor.