a neurofibroma , a fibroma , a primary neurofibrosarcoma , and four neurofibrosarcoma metastases from a woman with hereditary neurofibromatosis who was heterozygous ( gdb/gda- ) for the x-linked enzyme glucose-6-phosphate dehydrogenase were studied to determine the number of cells from which the tumors developed .
C1334720
neurofibrosarcoma metastases
C0027831
neurofibromatosis