TSPAN4 and glioblastoma: The overall survival analysis, diseases specific survival analysis and progress free interval analysis of TSPAN4 expression demonstrated that high TSPAN4 expression was correlated to poor prognosis of the patients with ACC, GBM, LGG, LUSC, MESO, PCPG, PRAD, THYM, UVM, THCA, GBMLGG or LUADLUSC (Figures 2, 3).