First, we investigated the differences in VgrG-1 of different strains.
We conclude that use of different strains as antigen for a serovar can give differing seroprevalences.
Previous studies have shown differences in rates and degree of recovery between rats of different strains.
Thus, the abilities of different strains to persist and multiply in an immunized organism differ substantially.
They found a "cocktail of different strains" that were circulating around the population.
At the start of the season it is normal for outbreaks to be caused by a range of different strains.
At the time none of what the HPA called a "cocktail of different strains" was dominant, the HPA said.
Ebola was first identified in the Democratic Republic of Congo and Sudan in 1976, which suffered simultaneous outbreaks of different strains miles apart.
Data considered include the toxicity of different strains of Bt corn and the distance that toxic pollen can move within and beyond a cornfield.
But the flu virus is a different beast.Every winter hundreds of different strains emerge.
As an added flourish, Dr Collinge also compares the pattern of glucose molecules hanging on to proteins of different strains.
