Sentence examples for viruses may have contributed from inspiring English sources

Interestingly, genotype V viruses may have contributed the HA, NA, and NP genes to QH-like viruses [1], [6].

In addition, some investigations suggest that H9N2 viruses may have contributed to the genetic and geographic diversity of H5N1 viruses [22], [24].

In addition, recent studies have shown that H9N2 viruses may have contributed to the genetic and geographic diversity of H5N1 viruses [5], [17], such as the 1997 Hong Kong H5N1 influenza viruses which had internal genes probably derived from the isolate A/Quail/HongKong/G1/97(H9N2) [18] [18].

Indeed, poor matching between the 2014 influenza vaccine strains and circulating seasonal influenza A viruses may have contributed to the high severity of the 2014 2015 influenza season (23, 51).

We hypothesized that other mutations elsewhere in the virus may have contributed to their replication fitness in swine.

Although DFTD is not virally transmitted, it is possible that a virus may have contributed to DFTD pathogenesis.

The amount of RSV in the vaccine was based on pfu, not F protein content, and T cell epitopes on other components of the virus may have contributed to protection.

Whole blood might, however, offer other benefits such as interferons (proteins that also help fight viruses) and may have contributed to patients' survival in the past.Foday Sahr, one of the clinicians leading the trial in the capital, Freetown, expects to have results from 100 patients by early January.

The higher virus load may have contributed to the more frequent transmission of HBV B2.

In the UK, increases in heavy drinking, obesity and the spread of the virus hepatitis C may have contributed to the rise.

Domestic ducks had a central role in the generation and maintenance of this virus, while wild birds may have contributed to the increasing distribution of the virus in Asia.