The mice the two independent labs used were several generations distant from the original strain or grown from preserved embryos, and in that interval, any number of changes could have happened in gene sequences or to affect how the animal uses the gene.

FORBES: Mouse Behavior From Autism Studies Not Reproducible

Incorporating the proprietary yeast directly descended from the original Budweiser yeast strain used by Adolphus Busch in 1876, Budweiser Black Crown retains the key characteristics of Budweiser with its clean taste and high drinkability.

FORBES: New Budweiser Beer Debuts Today - And At Super Bowl