Immunogen sequence: WLEPWSGQPA HPPLNLSAKT ELVAWAVSNW GPNSARVRYY QSLQAHLKVD VYGRSHKPLP QGTMMETLSR YKFYLAFENS LHPDYITEKL WRNALEAWAV PVVLGPSRSN YERFLPPDAF IHVDDFQSPK DLARYLQELD KDHARYLSYF RWRETLRPRS FSWALAFCKA CWKLQEESRY QTRGIAAWFT; Positive Samples: SW480;