<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A family of tumor antigens. Expressed in adult normal testis and some sarcomas, melanomas, nonsmall cell lung carcinomas, head and neck tumors, and bladder tumors.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>