To investigate the role of GPCRRS in the tumor microenvironment (TME) at the single-cell transcriptome level, we analyzed the expression patterns of CCL20, DDIT4, GPX3, BEX5, AKAP12, DSG2, SERPINH1, LDHA, DNAJB4, and DOCK4 in different cell types (Figure 9A). Here, CCL20 is linked to neoplasm.