Sentence examples for maintain viral circulation from inspiring English sources

Displacement of prevailing lineages on the basis of immune escape (antigenic drift) has been suggested for EV30 as the mechanism to maintain viral circulation levels that increase periodically (12, 17, 18 ).

Interventions that maintain viral fitness costs could potentially slow progression.

The EBV-encoded EBNA1 protein is essential to maintain viral episomes and for viral persistence.

It is also required for maintaining viral latency.

Second, because rubella causes a substantial proportion of its damage in fetuses, a high level of vaccination coverage (over 80%) must be maintained to avoid the risk of increasing the incidence of CRS which would happen if poor vaccine coverage reduced viral circulation in the population enough to shift rubella susceptibility from children to young mothers.

After a decade of viral circulation, outbreaks continue to occur and diffusion mechanisms between poultry farms remain unclear.

"The viral circulation of the obscene fitting room video on the internet has severely violated socialist core values," said an unnamed official. .

Viral circulation observed during the study period showed different patterns depending on the viral types.

In general, viral surveillance does not allow normal viral circulation to be distinguished from a potential epidemic situation.

Nevertheless, in order to better understand viral circulation in tropical areas of the Americas, influenza viral surveillance needs to be enhanced.

From 2008 to 2009, viral circulation was detected in Braila and Dolj counties, where 4 human cases were reported [ 36].