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. 2011 May 20;11:184. doi: 10.1186/1471-2407-11-184

Table 1.

Comparison of STAT6 expression between Grades I-IV astrocytomas and normal brain on the TMA.

STAT6 Expression (%)

N Negative Positive
Normal Brain 8 8 (100%) 0

Pilocytic Astrocytoma
(Grade I)
8 3 (37.5%) 5 (62.5%)

Diffuse Astrocytoma
(Grade II)
17 3 (17.6%) 14 (82.4%)

Anaplastic Astrocytoma
(Grade III)
5 0 5 (100%)

Glioblastoma
(Grade IV)
6 1 (16.6%) 5 (83.4%)