PPP2R1A and glioblastoma: Of 28 hemostasis antigens higher reactive in healthy, 10 (CYB5R1, SRI, TUBB6, GNAI2, RAC1, HDAC1, MICAL1, A2M, SLC3A2 and TUBB3) were overexpressed in GBM, and 14 (CALM2, MAPK3, GLG1, PPP2R1A, KIFAP3, PPP2R5D, BRPF3, SH2B1, YWHAZ, SCG3, ACTN2, AAMP, JMJD1C and PPP2R5C) were overexpressed in normal tissue.