OBJECT:Glioblastoma multiforme(GBM)is the most common and lethal primary brain tumor in adults.It isnearly uniformly fatal,with a median survival time of approximately l year,despite modem treatment modalities.Nevertheless,a range of survival times exists around this median.Efforts to understand why some patients livelonger or shorter than the average may provide insight into the biology of these neoplasms.The annexin VII(ANX7)gene is located on the human chromosome 10q21,a site long hypothesized to harbor tumor suppresson OBJECT: Glioblastoma multiforme (GBM) is the most common and lethal primary brain tumor in adults. It isnearly uniformly fatal, with a median survival time of approximately 1 year, despite modem treatment modalities. Nevertheless, a range of survival times exists around this median .Efforts to understand why some patients live longer or shorter than the average may provide insight into the biology of these neoplasms. Annexin VII (ANX7) gene is located on the human chromosome 10q21, a site long hypothesized to harbor tumor suppresson