Abstract Topics
Late-breaking abstracts will be open January 15 – 22, 2026. You can submit abstracts for IMMUNOLOGY2026™ across 26 topic categories.
Please Note: An AAI account is required to submit an abstract. AAI has launched a new and improved account platform. To register for an account, please visit members.aai.org. If you already have an AAI account but haven’t accessed the new system yet, go to members.aai.org to request a password reset. You can find more information and guidance in our User Guide. Once you’ve logged in, you can access the Abstract Submission Portal by clicking the “Submit an Abstract” button in your profile (see the screenshot for an example).
explore topic Categories
Topic categories include:
- MHC Structure, Function, and Ligands
- MHC Assembly and Trafficking
- Mechanisms of Cross Presentation
- Intracellular Events in Antigen Processing
- Dendritic Cell Antigen Processing
- Dendritic Cell Biology
- Myeloid Cell Biology
- Other Antigen Presenting Cells
- Antigen Presentation in the Tumor Microenvironment
- Structure/Function Studies of Antigen Processing and Presentation
- Other Related Topics
Topic categories include:
- Immunopathogenic Mechanisms/Immunogenetics of Autoimmunity
- Tolerance and Autoimmunity
- Other Related Topics
Topic categories include:
- Inflammation
- Chemokines and Chemoattractants
- Adhesion Molecules in Cellular Migration, Inflammation, and Disease
- Leukocyte Recruitment
- Other Related Topics
Topic categories include:
- Bioinformatics Methods and Mathematical Models of Immune Interactions and Responses in Health and Disease
- Computational Immunology
- Integration of Multiple Cell Types/Functions/Responses
- -Omics: Immunomics, Genomics, and Proteomics
- Other Related Topics
Topic categories include:
- Receptors and Signal Transduction
- Gene Regulation
- Regulators of Immune Cell Development and Function
- Receptors in vivo
- Role in Health and Disease
- Structure/Function Studies of Cytokines, Chemokines, and Their Receptors
- Other Related Topics
Topic categories include:
- Stem Cells and Early Lineage Restrictions
- Myeloid and Erythroid Cell Development
- Lymphoid Organogenesis
- B Cell Development
- T Cell Development
- Developmental Defects in Aging
- Other Related Topics
Topic categories include:
- Mast Cells, Eosinophils, Basophils
- Asthma and Allergic Inflammation
- Regulation of Hypersensitivity Responses
- Other Related Topics
Topic categories include:
- Basic Science Studies of Human Health and Disease
- Studies of the Healthy Human Immune System
- Mechanistic Studies of the Impact of Immunotherapy and Immunomodulation on the Human Immune Response (including Studies Based on Clinical Trials)
- Complement and Other Innate Immune Modulators and Therapeutics in Pathogenesis of Human Disease
- Other Related Topics
Abstracts submitted in this topic should NOT include abstracts representing pure signaling, transcriptional regulation, or structural studies (see: Immune Response Regulation: Molecular Mechanisms for these abstracts) or abstracts related to regulating responses to tumors (see: Tumor Immunology: Cellular Responses and Tumor Microenvironment).
Topic categories include:
- Mechanisms of Co-stimulation and Tolerance
- Mechanisms of Regulatory T Cell, B Cell, and Myeloid Suppressor Cell Activity
- Cell-Cell Interactions
- Effector Cell Processes
- Other Related Topics
Topic categories include:
- Signal Pathways in Immune Cell Development, Regulation, and Activation
- MHC: Evolution and Polymorphisms
- Molecular Aspects of Repertoire Formation (Recombination, Isotype Switching, Somatic Mutation)
- Transcriptional Regulation of the Immune System
- Structural Biology of Immune Regulation
- Other Related Topics
Topic categories include:
- K – 12 Education Programs
- Undergraduate Education Strategies and Programs
- Graduate Education Strategies and Programs
- Public/Layperson Educational Strategies, Programs, and Communication
- Strategies and Programs for Communicating Immunology to Scientists in Other Disciplines
- Other Education Programs
Topic categories include:
- Innate Cellular Mechanisms of Host Defense
- Crosstalk of Complement with Other Immune Systems
- Ontogeny of Host Defense Mechanisms
- Other Related Topics
Topic categories include:
- Signal Transduction and Inflammasome Activation in Innate Immunity
- Molecular Mechanisms of Innate Immune System Regulation
- Fc Receptors and Acute Phase Proteins
- Structure/Function Analysis of Components of the Innate Immune Response
- Other Related Topics
Topic categories include:
- Cell Cycle and Mechanisms of Proliferation
- Lymphocyte Differentiation
- Lymphocyte Homeostasis, including Apoptosis
- Mechanisms/Biology of Immunological Memory and Aging
- Selection and Repertoire Diversity
- Influence of Stromal Cells
- Other Related Topics
Topic categories include:
- Cellular Responses to Bacterial, Parasitic, and Fungal Pathogens
- Immunopathogenesis of Bacterial, Parasitic, and Fungal Infection
- Innate Immunity Against Bacterial, Parasitic, and Fungal Pathogens
- Mechanisms of Host Invasion, Evasion, and Resistance
- Other Related Topics
Topic categories include:
- Protective Mucosal Immune Responses
- Influences on Mucosal Immunity
- Mucosal Tolerance and Disease
- Role and Regulation of IgA
- Immunology of Pregnancy
- Immunologically Privileged Sites
- Microbiome and Immunity
- Other Related Topics
Topic categories include:
- Interactions Between Immune and Nervous System
- Neuroinflammation
- Demyelination
- Neuronal Cell Death, Loss, and/or Injury
- Immune Cells in the Nervous System
- CNS Borders and Immunity
- Gut-Brain Axis
- Cytokine Signaling to the Brain
- Neuronal Control of the Immune Response
- Other Related Topics
Topic categories include:
- Technology Development and Applications
- Other Related Topics
Topic categories include:
- Therapeutic Modulation of Tolerance and Autoimmune Disease in Animal Models
- Development of Therapies for Human Autoimmune Disease
- Other Related Topics
Topic categories include:
- Clinical Immunology and Related Translational and Interventional Research
- Development of Diagnostics
- Early Clinical Investigations
- Novel Therapeutic Concepts: From Bench to Bedside
- Other Related Topics
Topic categories include:
- Solid Organ Transplantation
- Cellular or Bone Marrow Transplantation
- Graft vs. Host Disease (GVHD)
- Transplantation Tolerance Induction
- Mechanisms and Prevention of Graft Rejection
- Other Related Topics
Topic categories include:
- Antitumor Effector Cells and Cellular Regulation of Tumor Immunity
- Cellular Mechanisms of Tumor Rejection and Modulation of Antitumor Responses
- Tumor-Associated Antigens
- Tumor-Associated Immunosuppression
- Tumor Microenvironment
- Other Related Topics
Topic categories include:
- Vaccine Development
- Immune-Based Therapies (Including CAR T/B Cell Therapies)
- Non-Cellular Regulation of Tumor Immunity
- Non-Cellular Mechanisms of Tumor Rejection and Modulation of Antitumor Responses
- Pathobiology of Immune System Malignancies
- Other Related Topics
Topic categories include:
- Mucosal Vaccine Development and Immune-Based Therapies
- Therapy of Asthma and Hypersensitivity Responses
- Vaccine Development for Infectious Disease
- Immunotherapeutic Strategies Against Pathogens
- Other Related Topics
Topic categories include:
- Comparative Immune Responses to Pathogens/Tumors
- Evolution and Genetic Regulation of the Immune System
- Hematopoiesis and Development
- Differentiation and Selection
- Other Related Topics
Topic categories include:
- Cellular Responses to Viral Pathogens
- Immunopathogenesis of Viral Infection
- Innate Immunity Against Viral Pathogens
- Mechanisms of Host Invasion, Evasion, and Resistance (including HIV)
- Other Related Topics