主题词：Biofuel production and bioconversion; Microbial Metabolic Engineering and Bioproduction; Bone Tissue Engineering Materials; 3D Printing in Biomedical Research; COVID-19 epidemiological studies; Electrospun Nanofibers in Biomedical Applications; Bacterial biofilms and quorum sensing; Tissue Engineering and Regenerative Medicine; Dental Implant Techniques and Outcomes; Enzyme Catalysis and Immobilization; Graphene and Nanomaterials Applications; Anaerobic Digestion and Biogas Production; Gene Regulatory Network Analysis; Enzyme Production and Characterization; Microbial bioremediation and biosurfactants; Mathematical and Theoretical Epidemiology and Ecology Models; Microbial Fuel Cells and Bioremediation; Artificial Intelligence in Healthcare; Viral Infectious Diseases and Gene Expression in Insects; Silk-based biomaterials and applications; Bioenergy crop production and management; Biomedical and Engineering Education; Algal biology and biofuel production; Orthopaedic implants and arthroplasty; Additive Manufacturing and 3D Printing Technologies