<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A vaccine consisting of recombinant adenovirus vector encoding MART-1 (melanoma antigen recognized by T-cells 1), an immunogenic protein of unknown function that is expressed by certain types of melanoma. Vaccination with MART-1 adenovirus vaccine may stimulate the host immune system to direct cytotoxic T lymphocytes (CTL) against MART-1 positive melanoma cells, resulting in an antitumor effect. (NCI04)</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>