Immunogen sequence: MSLVIPEKFQ HILRVLNTNI DGRRKIAFAI TAIKGVGRRY AHVVLRKADI DLTKRAGELT EDEVERVITI MQNPRQYKIP DWFLNRQKDV KDGKYSQVLA NGLDNKLRED LERLKKIRAH RGLRHFWGLR VRGQHTKTTG RRGRTVGVSK KK; Positive Samples: U-87MG, HT-29, LO2, SKOV3, A375, Mouse brain, M