<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>An agent capable of attaching to DNA with a covent bond. DNA adduct forming agents cause disruption of DNA replication and mitosis.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>