Sentences with phrase «type strain rapidly»

In each set of experiments, mice exposed to mutant strains survived for the 21 - day duration of the experiment, whereas mice exposed to the wild - type strain rapidly died.

Not exact matches

This European strain may not have arrived on the continent with a major, known wave of new settlers from Africa; it could have been introduced by a few individuals who were coinfected with two strains, producing a particularly adaptive hybrid type that spread rapidly in Europe.