HLA-DPA1*02:01~B1*01:01 is a risk haplotype for primary sclerosing cholangitis mediating activation of NKp44+ NK cells. - Zecher BF; Ellinghaus D; Schloer S; Niehrs A; Padoan B; Baumdick ME; Yuki Y; Martin MP; Glow D; Schröder-Schwarz J; Niersch J; Brias S; et al. (Gut, 2024)