Human CD4+ Total memory cells (CD4+CD25-CD45RA-CCR7+/-) were activated for 5d with anti-CD3/anti-CD28 antibodies. About 40*10^6 cells were then irradiated twice with 254nm UV light at 0.2J and then lysed in RIPA buffer. 1mg of cell extract was incubated on a rotating wheel ~16 h at 4°C with anti-PDA...
ORGANISM(S): Homo sapiens