Immunogen sequence: MQGEDARYLK RKVKGGNIDV HPSEKALIVH YEVEATILGE MGDPMLGERK ECQKIIRLKS LNANTDITSL ARKVVEECKL IHPSKLNEVE QLLYYLQNRR DSLSGKEKKE KSSKPKDPPP FEGMEIDEVA NINDMDEYIE LLYEDIPDKV RGSALILQLA RNPDNLEELL LNETALGALA RVLREDWKQS VELATNIIYI; Positive Samp