Sentence examples for source of viruses from inspiring English sources

That the laboratory could be the source of viruses, Mr. Carroll asserts, was proven by an outbreak of foot and mouth disease at the laboratory in 1978 that infected animals in outdoor pens on the island.

"However," he wrote in an email, "dengue viruses could become endemic in some southern areas, which would then act as a domestic source of viruses," resulting in cooler areas of the country developing seasonal outbreaks.

Domestic birds may act as a source of viruses and thus contribute to sporadic long-distance spread of this virus, through infection of wild birds and subsequent migratory movements.

We recovered PMMoV RNA sequences from 57% of food products containing pepper or spice and purchased from grocery stores in Marseille (southeastern France), indicating that these products represent a common source of viruses through ingestion.

These birds serve as a continuous source of viruses, such as West Nile and avian influenza (AI).

Feral birds, particularly waterfowl, are the natural hosts for these viruses and are therefore considered an ever-present source of viruses.

However, infected plants can be a source of virus for dissemination by insects.

However, this circle on the 'true' source of virus infection could be addressed at different levels of explanation.

It was imperative that Sn-bound HIV-1NL4-3 be the only source of virus in these trans infection assays.

We considered the possibility that HIV-1NL4-3-infected TSn cells would provide a secondary source of virus.

Alternatively, it may be hypothesized that the source of virus in our cultures may be represented by the negligible percentage of cells lacking endothelial markers.