LINC-ROR and cancer: LincRNA-ROR has been proved to play critical role in the regulation of gene transcription and translation, epigenetic and other cellular activities.[30] Moreover, lincRNA-ROR may be considered as oncogene or tumor suppressor involving in the development and progression of cancers.[31] Emerging evidence indicated a strong association between lincRNA-ROR and various cancers.[6] However, the effect of lincRNA-ROR on the prognosis of cancer was unclear.