TY - GEN AU - Li,Xian C AU - Rothstein,David M AU - Sayegh,Mohamed H TI - Costimulatory pathways in transplantation: challenges and new developments SN - 1600-065X PY - 2009///0717 KW - Animals KW - Humans KW - Immunoglobulin G KW - immunology KW - Lymphocyte Activation KW - Membrane Proteins KW - Organ Transplantation KW - Signal Transduction KW - T-Lymphocytes, Regulatory KW - Transplantation Tolerance KW - Tumor Necrosis Factors N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1111/j.1600-065X.2009.00781.x ER -