“…14 single‐cell sequencing datasets were collected as follows: basal cell carcinoma (BCC_GSE123813), bladder urothelial carcinoma (BLCA_GSE130001), breast cancer (BRCA_GSE114727), cholangiocarcinoma (CHOL_GSE125449), colorectal cancer (CRC_GSE146771), liver hepatocellular carcinoma (LIHC_GSE125449), kidney renal clear cell carcinoma (KIRC_GSE111360), head and neck squamous cell carcinoma (HNSC_GSE103322), neuroendocrine tumor (NET_GSE140312), stomach adenocarcinoma (STAD_GSE134520), skin cutaneous melanoma (SKCM_GSE123139), pancreatic adenocarcinoma (PAAD_CRA001160), ovarian serous cystadenocarcinoma (OV_GSE118828) and non‐small cell lung cancer (NSCLC_GSE131907) (Table S7 ). 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 The global‐scaling normalization method was applied, and the cells were clustered using the uniform manifold approximation and projection method and annotated.…”