<prompt> Acutehumoral renal transplant rejection is characterized by the following except:Presence of anti-donor antibodiesInterstitial and tubular mononuclear cell infiltrateNecrotizing vasculitisAcute cortical necrosis  <response>: Ans. b Interstitial and tubular mononuclear cell infiltrateRef: Robbins 9thpg 231-234; 8thpg 221-229Interstitial and tubular mononuclear cell infiltrate is a feature of acute cellular and chronic rejection. 