Karl Landsteiner blood group A nor of blood group B. Therefore, the immune systems of persons with blood group A, B or AB do not refuse the donation. Further, because persons with blood group AB do not form antibodies against either the antigens of blood group A or B, they can accept blood from persons with these blood groups, besides from persons with blood group O-negative. In today's blood transfusions only concentrates of red blood cells without serum are transmitted, which is of great importance in surgical practice. In 1930 Landsteiner was awarded the Nobel Prize in Physiology or Medicine in recognition
Nobel Prize controversies in 1989, after Ayatollah Ruhollah Khomeini issued a fatwā on his life led two Academy members to resign. Nobel Peace Prize controversies often reach beyond the academic community. Criticism that have been levelled against some of the awards include allegations that they were politically motivated, premature, or guided by a faulty definition of what constitutes work for peace. The 2012 prize went to the European Union for "over six decades contributed to the advancement of peace and reconciliation, democracy and human rights in Europe". Among other objections, some former laureates disputed the award, claiming that the EU is "clearly not