Mechanisms of Microbiota-Immune Interactions-Towards the Next Decade (J4)
October 8-11, 2023  | Snowbird Resort, Snowbird, UT, United States
Jorge Henao-Mejia, Eran Elinav and Lora V. Hooper
Scholarship Deadline: Jul. 6, 2023 | Abstract Deadline: Jul. 6, 2023 | Early Registration Deadline: Aug. 8, 2023
* Session Chair † Invited but not yet accepted | Program current as of August 23, 2025 4 AM | For the most up-to-date details, visit https://www.keystonesymposia.org
Sunday, October 8, 2023
4:00–8:00 PM Arrival and Registration Ballroom Lobby
6:00–8:00 PM Welcome Mixer Ballroom Lobby
Monday, October 9, 2023
7:00–8:00 AM Breakfast Golden Cliff / Eagles
8:00–9:30 AM Welcome and Keynote Session (Joint) Ballroom 1-3
  * Sven Enerbäck, University of Gothenburg
Session Chair
 
  * Jorge Henao-Mejia, University of Pennsylvania and Children's Hospital of Philadelphia
Session Chair
 
  June L. Round, University of Utah
Microbes with Benefits: Microbe-immune Interactions that Promote Metabolic Health
 
  Bruce M. Spiegelman, Dana-Farber Cancer Institute
Inputs and Outputs of Adipose
 
9:30–9:50 AM Coffee Break Ballroom Lobby
9:50–11:15 AM Microbiota and Circulating Metabolites in Host Physiology and Immunity (Joint) Ballroom 1-3
  * Tim Hand, University of Pittsburgh
Session Chair
 
  Kathryn E. Wellen, University of Pennsylvania
Understanding the Interplay Between Diet, Acetyl-CoA synthesis, and Hepatic Lipid Homeostasis
 
  Michael A. Fischbach, Stanford University
Microbiota Derived Metabolites and Host Physiology
 
  Nicole D. Sonnert, Yale University
Short Talk: Short Talk: A Host-Microbiota Interactome Reveals Extensive Transkingdom Connectivity
 
  Erica Maissy, UCSD
Short Talk: Short Talk: Gut Microbial Bile Acid Modifications With Engineered Native Bacteria Ameliorate Metabolic Features In Polycystic Ovary Syndrome
 
11:15–1:00 PM Poster Setup Superior/Wasatch
11:15–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Superior/Wasatch
2:30–4:30 PM Workshop 1: Decoding the Mechanisms of Immune-host Commensals Interactions Ballroom 1 - 2
  * Michael A. Silverman, Children's Hospital of Philadelphia
Session Chair
 
  Juan D. Matute, Harvard Medical School & Massachusetts General Brigham
Intelectin-1 Binds and Alters the Localization of the Mucus Barrier-modifying Bacterium Akkermansia Muciniphila
 
  Mariia Taguer, Merck Research Labs
Spatial Recovery of the Gut Microbiome after Antibiotics Perturbation
 
  Shaina Carroll, University of California, Berkeley
Identification and Characterization of Dendritic Cells Presenting Akkermansia Muciniphila Antigens in the Gut
 
  Masaya Arai, Osaka University
Antigen-specific Stimulation Induced and Augmented Peripherally Derived Treg Cells which Establish Treg-specific Epigenome and Orchestrate Oral Tolerance
 
  Emrah Altindis, Boston College
A Microbiota-derived Insulin Epitope Mimic and Type 1 Diabetes Onset
 
  Djenet Bousbaine, Stanford University
Decoding and Engineering the B Cell Response to Skin Commensal Microbes
 
  Gregory P. Donaldson, Rockefeller University
Immunoglobulin A Suppresses Tumorigenesis by Counteracting Epithelial Responses to Microbiota
 
  Naama Geva-Zatorsky, Technion
Remote Presentation: Functional Plasticity in the Gut Microbiota and Phage-host Interactions
 
4:30–5:00 PM Coffee Available Ballroom Lobby
5:00–7:00 PM Microbiota and Circulating Metabolites in Host Physiology and Immunity II Ballroom 1 - 2
  * Noah W. Palm, Yale University
Session Chair
 
  Noah W. Palm, Yale University
Mapping Uncharted Landscapes of Host-Microbiota Communication
 
  Jorge Henao-Mejia, University of Pennsylvania and Children's Hospital of Philadelphia
Regulation of Tumor-Associated Macrophage (TAM) Polarity by the Microbiota
 
  Nicola Gagliani, University of Hamburg
The Effects of Short-term Dietary Interventions on Immunity and Tumor Therapies
 
  Xiaofei Yu, Fudan University
Short Talk: Short Talk: Early Immune Activation Protects against Psychological Stress via Interleukin-22
 
  Siva Karthik Varanasi, The Salk Institute for Biological Studies
Short Talk: Short Talk: Microbial Derived Bile Acids Influence Liver Immunity during Viral Infection and Cancer
 
7:00–8:00 PM Social Hour with Lite Bites Superior/Wasatch
7:30–10:00 PM Poster Session 1 Superior/Wasatch
Tuesday, October 10, 2023
7:00–8:00 AM Breakfast Golden Cliff / Eagles
8:00–11:00 AM Microbiota, Inflammation and Host Metabolism Ballroom 1 - 2
  * Theresa Alenghat, Cincinnati Children’s Hospital
Session Chair
 
  Lora V. Hooper, University of Texas Southwestern Medical Center
Immune-Microbiota Interactions and Nutrient Absorption
 
  Theresa Alenghat, Cincinnati Children’s Hospital
Regulation of the Host-Microbiota Relationship
 
  Dan R. Littman, HHMI/New York University School of Medicine
Instruction of T Cell Programs by the Commensal Microbiota
 
  Sean Spencer, Stanford University
Short Talk: Short Talk: Fermented Food-derived Bacterial Metabolites Participate in a Transkingdom Metabolic Network to Regulate Intestinal Immunity and Diet Induced Obesity
 
  Daniel Mucida, Rockefeller University
Remote Presentation: Microbiota and Neuro-Immune Interactions
 
9:00–9:20 AM Coffee Break Ballroom Lobby
11:00–1:00 PM Poster Setup Superior/Wasatch
11:00–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Superior/Wasatch
3:00–4:30 PM Career Roundtable (Joint) Ballroom 1-3
  Zoltan Arany, University of Pennsylvania
Professor
 
  Rose L. Szabady, Ferring Pharmaceuticals, Inc.
Associate Director, IBD Research
 
  Elaine Y. Hsiao, University of California, Los Angeles
Associate Professor
 
  Romina S. Goldszmid, NCI, National Institutes of Health
Earl Stadtman Investigator
 
  Harry Sokol, INSERM
Professor
 
4:30–5:00 PM Coffee Available Ballroom Lobby
5:00–7:00 PM Microbiota Immune Interactions in Early Life Ballroom 1 - 2
  * Meghan A. Koch, Fred Hutchinson Cancer Research
Session Chair
 
  Tim Hand, University of Pittsburgh
Microbiota and Necrotizing Enterocolitis
 
  Meghan A. Koch, Fred Hutchinson Cancer Research
Maternal Antibodies Regulate Host-Microbiota Mutualism in Early Life
 
  Petter Brodin, Karolinska Institutet
Early Life Immune Development and Intestinal Tolerance
 
  Michael A. Silverman, Children's Hospital of Philadelphia
Short Talk: Short Talk: Arresting Microbiome Development Limits Immune System Maturation And Resistance To Infection
 
  Melody Zeng, Weill Cornell Medicine
Short Talk: Short Talk: Gut Bacteria-Derived Serotonin in Early-Life Immune Tolerance
 
7:00–8:00 PM Social Hour with Lite Bites Superior/Wasatch
7:30–10:00 PM Poster Session 2 Superior/Wasatch
Wednesday, October 11, 2023
7:00–8:00 AM Breakfast Golden Cliff / Eagles
8:00–11:00 AM Microbiota, Tumorigenesis, and Cancer Immunotherapy Ballroom 1 - 2
  * Romina S. Goldszmid, NCI, National Institutes of Health
Session Chair
 
  Romina S. Goldszmid, NCI, National Institutes of Health
Regulation of the Tumor Microenvironment by the Diet and Microbiota
 
  Thomas Gajewski, University of Chicago
Microbiota and Cancer Immunotherapy
 
  Jens Puschhof, Deutsches Krebsforschungszentrum
Modelling Cancer-Microbe Interactions with Organoids and Organs-on-Chips
 
  Liz Shepherd, Novome Biotechnologies
Microbial Cell Therapy: Engineering Gut Residents to Treat Disease
 
  Yiyin (Erin) Erin Chen, Broad Institute of MIT and Harvard
Short Talk: Short Talk: Engineering Skin Commensal Bacteria for Tumor Immunotherapy
 
  Joon Seok Park, Harvard Medical School
Short Talk: Short Talk: Targeting PD-L2–RGMb Overcomes Microbiome-related Immunotherapy Resistance
 
9:00–9:20 AM Coffee Break Ballroom Lobby
11:00–1:00 PM Poster Setup Superior/Wasatch
11:00–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Superior/Wasatch
2:30–4:30 PM Workshop 2: Dietary Therapeutic Interventions in Autoimmunity and Cancer Ballroom 1 - 2
  * Nicola Gagliani, University of Hamburg
Session Chair
 
  Margaret Alexander, University of California, San Francisco
A Diet-dependent Host Metabolite Shapes the Gut Microbiota to Protect from Autoimmunity
 
  Asael Roichman, Princeton University
The Gut Microbiome Regulates the Anti-cancer Activity of PI3K Inhibitors
 
  Abby E. Overacre, University of Pittsburgh
Too Sweet to be True: Sucralose Ablates Immunotherapy Response through Microbiome Disruption.
 
  Khiem Lam, National Institutes of Health
Tumor-Intrinsic Factors Dictate the Beneficial Effect of Microbiota Intervention on Anti-Cancer Response
 
  Annabell Bachem, The University of Melbourne
Improving CD8 T Cell-mediated Melanoma Control by Targeting Microbiota-derived Metabolites
 
  Isabelle Bourdeau Julien, Université Laval
Metabolite Profile Response to Short-Term Dietary Interventions
 
  Cate Ward, Stanford School of Medicine
Exploring the Interplay of Plant-Based Diets, Microbiota, and Metabolites: Implications for Cardiovascular Disease Prevention
 
  Harry Sokol, INSERM
Role of the Gut Microbiota in Tryptophan Metabolism: A System Biology Approach
 
4:30–5:00 PM Coffee Available Ballroom Lobby
5:00–6:45 PM Microbiota, Inflammation and Protective Immunity Ballroom 1 - 2
  * Shruti Naik, New York University Langone Health
Session Chair
 
  Eran Elinav, Weizmann Institute of Science
Remote Presentation: Nutrition, Microbiota and Innate Immunity in Epithelial Cells
 
  Shruti Naik, New York University Langone Health
Skin Microbiota and Tissue Repair
 
  Rose L. Szabady, Ferring Pharmaceuticals, Inc.
Development of Live Microbial Therapeutics for Treatment of Human IBD
 
  Michael C Abt, University of Pennsylvania
Short Talk: Short Talk: Therapeutic Intervention Restores Host Responsiveness to Microbiota Transplant Treatment of C. Difficile Infection
 
6:45–7:00 PM Meeting Wrap-Up: Outcomes and Future Directions (Organizers) Ballroom 1 - 2
7:00–8:00 PM Social Hour with Lite Bites Superior/Wasatch
7:30–10:00 PM Poster Session 3 Superior/Wasatch
Thursday, October 12, 2023
8:00–8:00 AM Departure