The CDKN2A G500 allele is more frequent in GBM patients with no defined telomere maintenance mechanism tumors and is associated with poorer survival. oleh Janice A Royds, Shafagh Al Nadaf, Anna K Wiles, Yu-Jen Chen, Antonio Ahn, Alisha Shaw, Sara Bowie, Frederic Lam, Bruce C Baguley, Antony W Braithwaite, Martin R MacFarlane, Noelyn A Hung, Tania L Slatter