主题词：Gut microbiota and health; Probiotics and Fermented Foods; Clostridium difficile and Clostridium perfringens research; Diet and metabolism studies; Gastrointestinal motility and disorders; Microbial Metabolites in Food Biotechnology; Infant Nutrition and Health; Dermatology and Skin Diseases; Food composition and properties; Immune Response and Inflammation; Food Allergy and Anaphylaxis Research; Digestive system and related health; Nutritional Studies and Diet; Viral gastroenteritis research and epidemiology; Protein Hydrolysis and Bioactive Peptides; Phytoestrogen effects and research; Tryptophan and brain disorders; Infant Health and Development; Genomics and Phylogenetic Studies; Liver Disease Diagnosis and Treatment; Enzyme Production and Characterization; Polyamine Metabolism and Applications; Microscopic Colitis; Helicobacter pylori-related gastroenterology studies; Polysaccharides and Plant Cell Walls