Question: After transplantation of a donor kidney, the patient begins showing signs of rejection two weeks after surgery. What type of response would be suspected? Hyperacute alloimmune- preexisting antibody to graft antigens Autoimmune- immune complexes form and create systemic effects Acute alloimmune- cell-mediated response against unmatched HLA antigens Chronic alloimmune- due to a weak cell-mediated reaction against minor HLA antigens