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.
Copy number variation values (CNVs) in primary GBM (brain tumors, BT) and corresponding neurospheres (NS). A)EGFR amplification in BT and corresponding NS is expressed as EGFR/HGF ratio in comparison to control DNA and shows significant loss of amplification in vitro (**p < 0.001). B) Heterozygous deletion in BT and NS shows a median copy number value of 1.2 compared to healty DNA and not deleted lines.
