Immune Exclusion Is Frequent in Small-Cell Carcinoma of the Bladder

<div>CD3 and PD-L1 staining of a sample from patient 4 that contained adjacent areas of small-cell and urothelial carcinoma of the bladder. Note the invasive margin (arrowhead) and the center of the tumor (asterisks). Insets show 400x magnification of the tumor bulk.</div>

Disease Markers

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Figure 3

Figure 3: Immune Exclusion Is Frequent in Small-Cell Carcinoma of the Bladder 