Immunogen sequence: MACTIQKAEA LDGAHLMQIL WYDEEESLYP AVWLRDNCPC SDCYLDSAKA RKLLVEALDV NIGIKGLIFD RKKVYITWPD EHYSEFQADW LKKRCFSKQA RAKLQRELFF PECQYWGSEL QLPTLDFEDV LRYDEHAYKW LSTLKKVGIV RLTGASDKPG EVSKLGKRMG FLYLTFYGHT; Positive Samples: U-251MG, MCF7, BT