Table 1.

Scoring of Id-1 immunostaining of human brain tissues.

Diagnosis/scoreAdult normal brain (14 cases)Astrocytoma I (Pilocytic - 8 cases)Astrocytoma II (16 cases)Astrocytoma III (13 cases)Glioblastoma (28 cases)
4–5 points0%25%55%68%24%
6–7 points0%12%10%20%70%