cantuzumab ravtansine cantuzumab ravtansine cantuzumab ravtansine (huc242-spdb-dm4) is an antibody-drug conjugate designed for the treatment of cancers. the humanized monoclonal antibody cantuzumab (huc242) is linked to a cytotoxic agent, ravtansine (dm4). it uses a more hindered disulfide linkage than cantuzumab mertansine. cantuzumab ravtansinemonoclonal antibodytypewhole antibodysourcehumanized (from mouse)targetmuc1clinical dataatc codenoneidentifierscas number868747-45-9 nchemspidernoneuniirnq8jq4r9pkeggd10454 n ny (what is this?) (verify)