Immunogen sequence: MDEQALLGLN PNADSDFRQR ALAYFEQLKI SPDAWQVCAE ALAQRTYSDD HVKFFCFQVL EHQVKYKYSE LTTVQQQLIR ETLISWLQAQ MLNPQPEKTF IRNKAAQVFA LLFVTEYLTK WPKFFFDILS VVDLNPRGVD LYLRILMAID SELVDRDVVH TSEEARRNTL IKDTMREQCI PNLVESWYQI LQNYQFTNSE; Positive Samp