Immunogen sequence: TFTREEWRQL DLAQRTLYRE VMLETCGLLV SLGHRVPKPE LVHLLEHGQE LWIVKRGLSH ATCAGDRAQV HTREPTTYPP VLSERAFLRG SLTLESSTSS DSRLGRARDE EGLLEMQKGK VTPETDLHKE THLGKVSLEG EGLGTDDGLH SRALQEWLSA DVLHECDSQQ PGKDALIHAG T; Positive Samples: Mouse brain, Ra