As scRNA-seq technology could not detect the expression of LIFR-AS1, we then investigated the expression of LIFR-AS1-related genes (LIFR, EDIL3, EPHA3, MRPS5, LETM1 and SNRPF) in 1678 epithelial cells from CRC (Fig. 3E). The gene discussed is MRPS5; the disease is colorectal carcinoma.