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. 2011 Sep 14;3(3):615–635. doi: 10.3390/pharmaceutics3030615

Figure 2.

Figure 2.

Preoperative Gd-enhanced MRI scanning and 5-ALA-induced tumor fluorescence. (A) Glioblastoma with strong red fluorescence; (B) metastatic brain tumor with no red fluorescence. Circular lines show the tumor location in operative view. Data are from reference [33].