Intestinal goblet cells sample and deliver lumenal antigens by regulated endocytic uptake and transcytosis - Gustafsson, J K; Davis, J E; Rappai, T; McDonald, K G; Kulkarni, D H; Knoop, K A; Hogan, S P; Fitzpatrick, J A; Lencer, W I; Newberry, R D (Elife, 2021)