english: Bier said that he and his grad student Valentino Gantz had stumbled on a tool that could not only guarantee that a particular genetic trait would be inherited, but that it would spread incredibly quickly.
non_english: Bier mu písal, že spolu so študentom  Valentinom Gantzom našli nástroj, ktorý by nielenže zaručil zdedenie  určitého genetického znaku, ale aj to, aby sa neuveriteľne rýchlo rozšíril.