Polyfunctional donor-reactive T cells are associated with acute T-cell-mediated rejection of the kidney transplant. - Litjens, Nicolle H R; van der List, Amy C J; Klepper, Mariska; Prevoo, Fréderique; Boer, Karin; Hesselink, Dennis A; Betjes, Michiel G H (Clinical & Experimental Immunology, 2023)