Sentence examples for a widespread circulation of from inspiring English sources

The absence of this reported virulence factor, as well as the presence of additional potential attenuating mutations in the original unpassaged Tabasco strain, could explain the lack of observed bird deaths in Mexico and Latin America, assuming a widespread circulation of this genotype throughout the region.

A study published 24 March in Science Translational Medicine shows that even though nearly a century separates the widespread circulation of the two viruses in humans, mice given a vaccine against the 1918 strain produced antibodies that "neutralized" the novel 2009 strain.

In January 2005, Churchill's work attracted publicity because of the widespread circulation of a 2001 essay, "On the Justice of Roosting Chickens".

During the 2014 2015 influenza season, widespread circulation of antigenically and genetically drifted A(H3N2) viruses provided an opportunity to evaluate subtype-specific vaccine effectiveness (VE) of quadrivalent LAIV (LAIV4) and IIV in children.

We found MCV prevalence among participants was 79.3% with a 6.6% annual seroconversion rate, which suggested widespread circulation of the virus.

Our data support the widespread circulation of EV71 at least a decade before its reported emergence in 2012.

The 2003 2004 influenza season was severe in terms of its impact on illness because of widespread circulation of antigenically distinct influenza A (H3N2) Fujian-like viruses.

During the 2007 08 influenza season in the Northern Hemisphere, widespread circulation of oseltamivir-resistant influenza viruses A (H1N1) was observed.

The widespread circulation of coin cash enriched many merchants, who invested their money in land and became wealthy landowners.

The widespread circulation of coin cash allowed successful merchants to invest money in land, empowering the very social class the government attempted to suppress through heavy commercial and property taxes.

In Syria, 17 laboratory-confirmed cases were identified in 2013, implying widespread circulation of poliovirus (111).