Low-dose IL-2 prevents murine chronic cardiac allograft rejection: Role for IL-2-induced T regulatory cells and exosomes with PD-L1 and CD73

Ranjithkumar Ravichandran, Yoshihiro Itabashi, Timothy P. Fleming, Sandhya Bansal, Sara Bowen, Christin Poulson, Ankit Bharat, Ross M. Bremner, Michael A. Smith, Thalachallour Mohanakumar