Immunogen sequence: MTSTGQDSTT TRQRRSRQNP QSPPQDSSVT SKRNIKKGAV PRSIPNLAEV KKKGKMKKLG QAMEEDLIVG LQGMDLNLEA EALAGTGLVL DEQLNEFHCL WDDSFPEGPE RLHAIKEQLI QEGLLDRCVS FQARFAEKEE LMLVHSLEYI DLMETTQYMN EGELRVLADT YDSVYLHPNS YSCACLASGS VLRLVDAVLG; Positive Samp