Positive test controls include: HeLa, HCT116, K-562. Immunogen sequence: SLIVEGKREK KKVERLTMQV SSLQREPFTI AQGKGQKLCE IERIHFFLSK KKTDELRNLH KLLYNRPGTV SSLKKNVGQF SGFPFEKGSV QYKKKEEMLK KFRNAMLKSI CEVLDLERSG VNSELVKRIL NFLMHPKPSG KPLPKSKKTC. DEK is a protei