With regard to immunostimulators, LINC01614 expression was positively correlated with 14/45 immunostimulators (ULBP1, TNFSF4, TNFRSF4, CD48, CXCR4, CD28, TNFSF18, CD86, TNFRSF9, CD80, IL2RA, NT5E, CD276, and ENTPD1) in more than 25 cancer types (Supplementary Figure S3E). This evidence concerns the gene CD28 and cancer.