Jean Dausset (1916-2009) discovered the first HLA antigen in 1958, which he named “MAC”, the three letters based on the first names of three of his volunteers. Later it came to be recognized as HLA-A2.

International Union of Immunological SocietiesUniversity of South AfricaInstitute of Infectious Disease and Molecular MedicineElizabeth Glazer Pediatric Aids FoundationStellenbosch University