Fig. 1From: The PI3K/AKT/mTOR signaling pathway is aberrantly activated in primary central nervous system lymphoma and correlated with a poor prognosisImmunohistochemical staining showed that p-AKT, p-mTOR, p-S6 and p-4E-BP1 were widely expressed in PCNSL samples (A-D, n = 43) but not expressed in reactive hyperplastic lymph node samples (E-H, n = 6) (hematoxylin counterstain, × 40)Back to article page