Evolutionary regulation of human Fas ligand (CD95L) by plasmin in solid cancer immunotherapy https://www.nature.com/articles/s41467-025-60990-0 While cancer is one of the most common causes of death in humans, it is extremely rare in chimpanzees. The reason has now been discovered https://www.t-online.de/gesundheit/aktuelles/id_100814920/krebs-weshalb-schimpansen-seltener-als-menschen-erkranken.html