Immunogen sequence: KLLKEVQPLH VVCPEQYTQP PPAQSHRMDL MIDCQPPAMS YRRAEVLALP FKRRYEKIEI MPELADSLVP MEIKPGISLA TVSAVLHTKD NKHLLQPPPR PAQPTSGKKR KRVSDDVPDC KVLKPLLSGS IPVEQFVQTL EKHGFSDIKV EDTAKGHIVL LQEAETLIQI EEDSTHIICD NDEMLRVRLR DLVLKFLQKF; Positive Samp