Pierre Golstein, Inserm Special Prize 2018. This year, Inserm has decided to award a Special Prize to highlight a major discovery made at Inserm, upstream of the works rewarded by the Nobel Prize in Physiology of Physiology 2018. Pierre Golstein at the Centre d'Immunologie de Marseille-Luminy, is awarded this Special Prize for having been the first to identify the CTLA-4 protein, now targeted in certain cancer immunotherapy strategies. Inserm press release