the effects of mitogenic lectins phytohemagglutinin ( pha ) , and concanavalin a ( con a ) on the growth rate of cells derived from glial tumors ( astrocytoma , ependymoma , glioblastoma , medulloblastoma , and c6 rat glioma ) , neural crest tumors ( neuroblastoma and schwannoma ) , and meningiomas were studied .
C0014474
ependymoma
C0017638
glioma