![Black and white profile image of Dr Jean Dausset 1968](http://static.sciencelearn.org.nz/images/images/000/002/425/full/BioTherapies_BMT_Jean_Dausset.jpg?1674168136)
The Nobel Prize in Physiology or Medicine 1980 was awarded jointly to Drs Jean Dausset, Baruj Benacerraf and George D Snell “for their discoveries concerning genetically determined structures on the cell surface that regulate immunological reactions”.