Immunogen sequence: EELFENLAEI VKAKIMNETR TTLLDPDSCR KAILCYSEED TFVDSSVTPG FDFQEQCTQK AAEGYTQFYY VDVLDGKLAC VNKCTKGTKS QMNCNLGTCQ LQRSGPRCLC PNTNTHWYWG Highest antigen sequence identity to the following orthologs: Mouse - 35%, Rat - 52%. Epitheial mucins