ATG7 and glioblastoma: Among the 42 GBM cases, high immunoexpression (IRS ≥ 6) of ATG7 was found in 32/42 cases (75%) (Figure 9A) and low immunoexpression (IRS < 6) in 10/42 (25%) (Figure 9B); 30/42 GBMs (71%) also exhibited high expression of ATG4 (Figure 9C), while low ATG4 levels were found in 12/42 cases (29%) (Figure 9D).