Sentence examples for changing strains of from inspiring English sources

Flu vaccine can be a particular gamble, because the demand for it varies from year to year and companies throw away what they do not sell because a new vaccine must be made each year to deal with changing strains of the virus.

Changing strains of the virus are responsible for these epidemics, but little is known about what triggers the epidemic in a particular location (2, 8 ),and how epidemics observed at different locations may be linked (9 – 12 ).

When the degree of crystallinity is plotted against draw time, it becomes apparent that the effect of changing strain rate is simply to shift the curves along the log-time axis.

When reported failure modes are considered for the bone-ligament-bone complex, the effect of the changing strain rate on the bone must be greater than that on the ligament.

It was expected that the large-scale intrinsic differences that accompany changes in diallel category (e.g., changing parental strains, changing parent of origin between the same parental strains, changing sex, or multiples of these at once) would affect all aspects of behavior and drug response to some degree.

Despite the effects of the changing of modulus of elasticity being minor, the strain in entire bridge was influenced noticeably when elastic modulus of the columns was changed.

As such, chances of developing improved mutants are expected to increase, while minimizing the risk of changing other strain properties.

These also show that Premier Russet responds to inoculation with both PVYO and PVYNTN strains by changing the expression of a large proportion of common genes between the two treatments, especially at 4 hpi, but the response becomes much more specific at 10 hpi in Premier Russet inoculated with PVYNTN.

Vaccines are the main public health defense against influenza, and their development requires experts to quickly recognize the emergence of new strains and changing patterns of older ones.

This suggests that the changing phenotype of GGII.4 strains results in increased numbers of outbreaks (10 ).

The segment length was increased by changing the strain length from 10 to 20 mm while the size of the region-of-interest was unchanged.