frozen sections from 26 astrocytomas , 26 anaplastic astrocytomas and 38 glioblastomas were stained by an indirect immunoperoxidase technique using the monoclonal antibody ki-67 which binds to nuclear proteins in the g1 , s , g2 and m phases of the cell cycle .
C0004114
astrocytomas
C0017636
glioblastomas