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. 2017 Mar 27;36:34. doi: 10.1186/s40880-017-0201-z

Fig. 4.

Fig. 4

Immunohistochemical examination of the tumor with diaminobenzidine staining. Glial fibrillary acidic protein (a), S-100 (b), P53 (c), and Ki-67 (d) are diffusely expressed. The expression of methylated O6-methylguanine-DNA methyltransferase (e) and isocitrate dehydrogenase 1 (f) is weak