主题词：Gut microbiota and health; Diet and metabolism studies; Immune Cell Function and Interaction; Oral microbiology and periodontitis research; Immune Response and Inflammation; Monoclonal and Polyclonal Antibodies Research; Adipose Tissue and Metabolism; Metabolism, Diabetes, and Cancer; Nutrition and Health Studies; Epigenetics and DNA Methylation; Chronic Lymphocytic Leukemia Research; Diet, Metabolism, and Disease; Antibiotic Resistance in Bacteria; Vitamin D Research Studies; Adipokines, Inflammation, and Metabolic Diseases; Cytokine Signaling Pathways and Interactions; Digestive system and related health; Probiotics and Fermented Foods; Immunodeficiency and Autoimmune Disorders; Liver Disease Diagnosis and Treatment; Fatty Acid Research and Health; Immunotherapy and Immune Responses; Glycosylation and Glycoproteins Research; Bacteriophages and microbial interactions; Nutrition, Genetics, and Disease