Original sentence: The discovery of blood types in 1901 has been hailed as one of the greatest advances in medical history, but the breakthrough was then distorted by the Nazis to further their eugenics program, who claimed the superiority of Germans — mostly types A and O — over Jews, Asians and others with a larger proportion of type B blood
Edited sentence: The discovery of blood types in 1901 has been hailed as one of the greatest advances in medical history, but the breakthrough was then perverted by the Nazis to further their eugenics program, who claimed the superiority of Germans — mostly types A and O — over Jews, Asians and others with a larger proportion of type B blood