title: [Karl Landsteiner discovers the blood groups].
abstract: The discovery of ABO blood group was a major step in mastering transfusion therapy. Karl Landsteiner (1868-1843) was the author of this discovery. This paper retraces the hard career of this American scientist of Austrian origin, and describes the circumstances that led his research to the discoveries, which were turning points in the history of the immunology.
authors.affiliation: Institut national de la transfusion sanguine, rue Alexandre-Cabanel, Paris, France. jeanjacqueslefrere@orange.fr
authors.forename: J-J
authors.initials: JJ
authors.lastname: Lefrère
authors.forename: P
authors.initials: P
authors.lastname: Berche
mesh_terms: D000017:ABO Blood-Group System / Q000266:history; D001317:Austria; D001789:Blood Group Antigens / Q000266:history*; D001787:Blood Group Incompatibility / Q000266:history; D001803:Blood Transfusion / Q000266:history*; D049672:History, 19th Century; D006801:Humans; D009613:Nobel Prize; D014481:United States
chemical_list: D000017:ABO Blood-Group System; D001789:Blood Group Antigens