- Cesar Milstein 1927-2002 Cesar Milstein died early on Sunday 24th March as a result of a heart condition against which he had battled courageously for many years. The major part of Milstein's research career was devoted to studying the structure of antibodies and the mechanism by which antibody diversity is generated. It was as part of this quest that in 1975 he, together with Georges K hler (a ...www2.mrc-lmb.cam.ac.uk/cesar_milstein.html