Lymphatic endothelial cells induce tolerance via PD-L1 and lack of costimulation leading to high-level PD-1 expression on CD8 T cells

Eric F. Tewalt, Jarish N. Cohen, Sherin J. Rouhani, Cynthia J. Guidi, Hui Qiao, Shawn P. Fahl, Mark R. Conaway, Timothy P. Bender, Kenneth S. Tung, Anthony T. Vella, Adam J. Adler, Lieping Chen, Victor H. Engelhard