Research Article

The Role of M1 and M2 Macrophages in Prostate Cancer in relation to Extracapsular Tumor Extension and Biochemical Recurrence after Radical Prostatectomy

Figure 1

Presence of both M1 and M2 that were characterized by a red cytoplasm due to chromogen FAST RED for CD68 (M1) or with a brown cytoplasm due to chromogen diaminobenzidine (DAB) for CD163 (M2).
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