Immunogen sequence: KWNEPFDETY TREMPFKINQ EEQRPVQMMY QEATFKLAHV GEVRAQLLEL PYARKELSLL VLLPDDGVEL STVEKSLTFE KLTAWTKPDC MKSTEVEVLL PKFKLQEDYD MESVLRHLGI VDAFQQGKAD LSAMSAERD Positive Samples: SW480, SKOV3, Mouse lung, Mouse spleen, Rat spleen, Rat thymus;