He repeated the experiment several times on the same dog with tissue that had been dried for fewer and fewer days, until the dog survived even after injections of fresh rabies-infected spinal tissue.
Ta kordas eksperimenti mitu korda sama koera peal koega, mis oli aina vähem päevi kuivatatud, nii kaua kuni koer jäi ellu isegi seljaajust pärit värske koe süstimise korral.