主题词：Mesenchymal stem cell research; CAR-T cell therapy research; Hematopoietic Stem Cell Transplantation; Tissue Engineering and Regenerative Medicine; Pluripotent Stem Cells Research; Immune Cell Function and Interaction; Diverse Scientific and Economic Studies; Biomedical Ethics and Regulation; Immunotherapy and Immune Responses; Viral Infectious Diseases and Gene Expression in Insects; 3D Printing in Biomedical Research; Virus-based gene therapy research; Extracellular vesicles in disease; Human auditory perception and evaluation; Educational Robotics and Engineering; Cancer Cells and Metastasis; T-cell and B-cell Immunology; CRISPR and Genetic Engineering; RNA Interference and Gene Delivery; Electrospun Nanofibers in Biomedical Applications; Pancreatic function and diabetes; Periodontal Regeneration and Treatments; Osteoarthritis Treatment and Mechanisms; Monoclonal and Polyclonal Antibodies Research; Neonatal Respiratory Health Research