using a direct immunofluorescent method , histological locations of immunoglobulins ( igg , igm , iga and igd of heavy chain , and kappa and lambda of light chain ) and complement components ( c3 and c4 ) were studied in 78 brain tumors , which included 24 astrocytomas , 6 metastatic tumors , 5 medulloblastomas , 4 malignant lymphomas , 15 meningiomas , 8 schwannomas , 8 pituitary adenomas , and 8 other miscellaneous brain tumors .
C0006118
brain
C0006104
brain