Graft rejection is -: (A) Cell mediated, (B) Humoral, (C) Both, (D) None
Answer is C. harshmohan textbook of pathology 7th edition. *rejection of allograft involves both cell mediated and humoral immunity .cell mediated reaction is mainly responsible for graft rejection and are mediated by T cells.in addition to cell mediated reaction a role for humoral antibodies in ceain rejection reaction has been suggested. These included pre formed circulating antibodies due to pre sensitization of the recipient before transplantation.