Discovery of Blood Groups

Question 1

Discovered ABO blood group
( Most important blood group in transfusion medicine )

Answer 1

Karl Landsteiner
(1901)

Question 2

Noticed that human blood mixed in test tubes with other specimens of human blood sometimes resulted in agglutination

Answer 2

Karl Landsteiner
(1901)

Question 3

discovers the first three human blood
groups, A, B, and C. Blood type C was
later changed to O.

Answer 3

Karl Landsteiner
(1901)

Question 4

Discovered blood type AB

Answer 4

Alfred von Descatello and Adriano Sturlie (1902)

Question 5

Landsteiner receives the Nobel Prize for
Medicine for this discovery in

Answer 5

1930

Question 6

Discovered subgroups of A

Answer 6

von Dungern/Dungren and Hirszfeld (1911)

Question 7

Discovered the Rh blood group

Answer 7

Karl Landsteiner, Alex Wiener, Philip Levine, and Rufus Stetson (1939-1940)

Question 8

Postpartum woman who was transfused blood with her husband which has the
same blood type but different Rh
(woman was Rh positive and man was Rh negative)

Answer 8

Levine and Stetson

Question 9

The MNSs and P systems are discovered.
MNSs and P are two more blood group antigen systems — just as ABO is one system and Rh is another.

Answer 9

(1927-1947)