Immunogen sequence: KVFRALYTFE PRTPDELYFE EGDIIYITDM SDTNWWKGTS KGRTGLIPSN YVAEQAESID NPLHEAAKRG NLSWLRECLD NRVGVNGLDK AGSTALYWAC HGGHKDIVEM LFTQPNIELN QQNKLGDTAL HAAAWKGYAD IVQLLLAKGA RTDLRNIEKK LAFDMATNAA CASLLKKKQG TDAVRTLSNA EDYLDDEDSD; Positive Samp