Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Methylation of PTEN, MGMT, RASSF1A, p16INK4A, and p14ARF in adult and pediatric astrocytomas. Black boxes: presence of methylation; white boxes: absence of methylation; gray boxes: notdetermined. GBM: glioblastoma multiforme; AIII: anaplastic astrocytoma; AII: low-grade diffuse astrocytoma; AI: pilocytic astrocytoma.
