主题词：MicroRNA in disease regulation; Liver Disease Diagnosis and Treatment; Cancer-related molecular mechanisms research; RNA modifications and cancer; Epigenetics and DNA Methylation; Circular RNAs in diseases; Cancer, Hypoxia, and Metabolism; Adipokines, Inflammation, and Metabolic Diseases; Cancer-related Molecular Pathways; Hepatitis C virus research; Metabolism, Diabetes, and Cancer; Helicobacter pylori-related gastroenterology studies; Hepatitis B Virus Studies; Immune Response and Inflammation; Cancer Genomics and Diagnostics; Liver Disease and Transplantation; RNA Research and Splicing; Mitochondrial Function and Pathology; RNA Interference and Gene Delivery; Neuroinflammation and Neurodegeneration Mechanisms; Diet, Metabolism, and Disease; Nitric Oxide and Endothelin Effects; Pancreatic function and diabetes; Vitamin D Research Studies; Folate and B Vitamins Research