Immunogen sequence: MVRKLKFHEQ KLLKQVDFLN WEVTDHNLHE LRVLRRYRLQ RREDYTRYNQ LSRAVRELAR RLRDLPERDQ FRVRASAALL DKLYALGLVP TRGSLELCDF VTASSFCRRR LPTVLLKLRM AQHLQAAVAF VEQGHVRVGP DVVTDPAFLV TRSMEDFVTW VDSSKIKRHV LEYNEERDDF DLEA; Positive Samples: SW620, Mouse