Integrated single-cell and bulk transcriptome analysis of R-loop score-based signature with regard to immune microenvironment, lipid metabolism and prognosis in HCC - Chen, Long; Yang, Houzhi; Wei, Xianfu; Liu, Jianchao; Han, Xiuxin; Zhang, Chao; Liu, Yongheng; Zhang, Yan; Xu, Yao; Li, Yiqin; Wang, Guowen; Feng, Jinyan (Frontiers in Immunology, 2025)