indirect immunoperoxidase staining by the peroxidase-antiperoxidase ( pap ) technique was carried out on 23 human primary intracranial germ-cell tumors ( 17 germinomas , one embryonal carcinoma , one yolk-sac tumor , three teratomas , and one teratoma with embryonal carcinoma ) and on six human primary pineal non-germ-cell tumors ( one pineocytoma , two pineoblastomas , two astrocytomas , and one glioblastoma multiforme ) .
C0205851
germ-cell tumors
C0206660
germinomas