But how long does the effect last? They talk about washing away most antigens from the cell surfaces of transplanted lungs within a few hours, but won't those c

But how long does the effect last? They talk about washing away most antigens from the cell surfaces of transplanted lungs within a few hours, but won't those cells eventually make new ones? Oh wait, no, I guess those antigens are made by the donor's immune system and deposited by their blood, not grown by the transplanted organs.