Tissue Reactivity of the 14F7 Mab Raised against N-Glycolyl GM3 Ganglioside in Tumors of Neuroectodermal, Mesodermal, and Epithelial Origin

Table 4

Recognition of 14F7 Mab in primary nervous system tumors of pediatrics patients.

Histopathological type^∗			Score
	0	1	2	3	Total (%)
Pilocytic astrocytoma	4	0	0	0	0/4
Diffuse astrocytoma	2	0	1	2	3/5 (60.00)
Anaplastic astrocytoma	3	1	1	3	5/8 (62.50)
Glioblastoma	0	0	0	2	2/2
Oligodendroglioma	0	1	0	0	1/1
Ependymoma	1	0	0	0	0/1
Anaplastic ependymoma	4	0	1	0	1/5 (20.00)
Medulloblastoma	2	0	0	0	0/2
Neuroblastoma	1	0	0	2	2/3 (66.66)
Ganglioneuroblastoma	0	0	2	0	2/2
Ependymoblastoma	2	0	0	0	0/2

^∗WHO grade classification. 0: no staining; 1: weak staining; 2: moderate staining; 3: strong staining of malignant cells.