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. 2021 Aug 13;15:329–341. doi: 10.2147/BTT.S325019

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© 2021 Xu et al.

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HHLA2 expression in HCC tissues. (A) Representative images of HHLA2 by IHC stating in HCC tissue (scale bar: 50 μm). Arrows indicate representative HHLA2⁺ cells. (B) Graphs show the number of HHLA2⁺ cells in different regions of HCC tissue. ****P < 0.0001. (C) Multiplex immunofluorescence staining of HHLA2 with CD68, CD3, or CD20 in HCC tissue (scale bar: 50 μm). HHLA2 staining is shown in green. CD68, CD3 or CD20 staining is shown in red. DAPI staining is shown in blue.