主题词：Microbial Community Ecology and Physiology; Genomics and Phylogenetic Studies; Gut microbiota and health; Protist diversity and phylogeny; Methane Hydrates and Related Phenomena; Bacteriophages and microbial interactions; Marine and coastal ecosystems; Wastewater Treatment and Nitrogen Removal; Evolution and Genetic Dynamics; Mycorrhizal Fungi and Plant Interactions; Microbial Fuel Cells and Bioremediation; Marine Biology and Ecology Research; Plant-Microbe Interactions and Immunity; Coral and Marine Ecosystems Studies; Bacterial biofilms and quorum sensing; Insect symbiosis and bacterial influences; Legume Nitrogen Fixing Symbiosis; Environmental DNA in Biodiversity Studies; Soil Carbon and Nitrogen Dynamics; Vibrio bacteria research studies; Probiotics and Fermented Foods; Evolutionary Game Theory and Cooperation; Polar Research and Ecology; Aquaculture disease management and microbiota; Antibiotic Resistance in Bacteria