Fig. 1. The binding between PD-L1 and PD-L2 expressed on the surface of antigen-presenting cells and PD-1 and RGMb expressed on the T cell surface. The figure was Created with BioRender.com.

Korean J Gastroenterol 2023;82:206~208 https://doi.org/10.4166/kjg.2023.104

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