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. 2021 Jul 23;14:4275–4283. doi: 10.2147/OTT.S318082

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© 2021 Zhang et al.

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Representative immunohistochemical staining of B7 homolog 3 (B7-H3) and programmed cell-death ligand 1 (PD-L1) in squamous cell carcinoma (SCC) (left column) and adenocarcinoma (AC) (right column) of the cervix. Positive B7-H3 in tumor cells and stromal cells (A and B), negative B7-H3 in tumor cells and positive B7-H3 in stromal cells (C and D), and positive PD-L1 as defined by a combined positive score of ≥1 (E and F).