new aspects are gained from immunohistochemical investigations using mono- and polyclonal antibodies against intermediate filaments ( gfap , vimentin , cytokeratins ) , neuron-specific enolase ( nse ) , protein s-100 , carcinoembryonic antigen ( cea ) , myelin-associated glycoprotein ( leu 7 ) , synaptophysin and nuclear proliferating antigen ( ki-67 ) .
C0021770
intermediate
C0017626
gfap