Calinescu AA, Yadav VN, Carballo E, Kadiyala P, Tran D, Zamler DB, Doherty R, Srikanth M, Lowenstein PR, Castro MG. Survival and Proliferation of Neural Progenitor-Derived Glioblastomas Under Hypoxic Stress is Controlled by a CXCL12/CXCR4 Autocrine-Positive Feedback Mechanism. Clin Cancer Res. 2017 Mar 01; 23(5):1250-1262.