Stromal Immunology in Health and Disease (K3)
February 2-5, 2026  | Fairmont Banff Springs, Banff, AB, Canada
Anne Fletcher, Sanjiv A. Luther, Viviana Cremasco and Michael B. Brenner
Scholarship Deadline: Oct. 23, 2025 | Abstract Deadline: Jan. 13, 2026 | Early Registration Deadline: Dec. 4, 2025
* Session Chair † Invited but not yet accepted | Program current as of November 25, 2025 10 AM | For the most up-to-date details, visit https://www.keystonesymposia.org
Monday, February 2, 2026
4:00–8:00 PM Registration Van Horne Foyer
6:00–8:00 PM Welcome Mixer Van Horne Foyer
Tuesday, February 3, 2026
7:00–8:00 AM Breakfast President's Hall
8:00–8:10 AM Welcome Remarks (Joint) Van Horne A/B
8:10–9:00 AM Keynote Address (Joint) Van Horne A/B
  Thomas A Wynn, Pfizer
Anti-Fibrotic Therapy: Thinking outside the TGF-beta box
 
9:00–11:30 AM From Fibroblasts to Fibrosis, and Back Again (Joint) Van Horne A/B
  Boris Hinz, St. Michael's Hospital and University of Toronto
To Push or Pull? How the Mechanical Environment Affects Stromal Activation
 
  Sheila A. Stewart, Washington University School of Medicine
Stromal Reprogramming Sensitizes Metastatic Breast Cancer to Immunotherapy
 
  Michael B. Brenner, Harvard Medical School
Regulators of Fibroblast Inflammation, Tissue Degradation and Fibrosis
 
  Gisli Jenkins †, Imperial College London
Short Talk: DEMISTIFIing Multi-Organ Fibrosis
 
  Angela Riedel, University of Würzburg
Short Talk: A TLR4-Dependent Fibroblast-Monocyte Axis in Tumor-Draining Lymph Nodes Contributes to Metastasis in Triple-Negative Breast Cancer
 
9:30–9:50 AM Coffee Break Van Horne Foyer
9:50–9:55 AM Award Recipient Acknowledgement Van Horne A/B
11:30–1:00 PM Poster Setup Van Horne C
11:30–2:30 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Van Horne C
2:30–4:30 PM Symposia Spotlight 1: Late Breaking News Van Horne B
  Jovana Cupovic, Uniklinik Freiburg/ Max Planck Institute for Immunology and Epigenetics
Mitochondrial Network Remodeling Governs Lymph Node Fibroblastic Stromal Cell Function to Enable Protective Immunity
 
  Vineet Joag, SCRI, University of Washington
Primate Resident Memory T Cells Activate Humoral and Stromal Immunity
 
  Alisa A Mueller †, Stanford University, Palo Alto VA Medical Center
CRISPR-Cas9 Screen Uncovers Key Global Regulators of Fibroblast Inflammation
 
  Veronika Lukacs-Kornek, University of Bonn
Obesity-Induced Stromal Remodeling and Premature Fibroblast Aging in the Lung
 
  Maria Tsoumakidou, BSRC Al. Fleming
Identity Loss and Trans-Differentiation of Interstitial Macrophages To Fibroblasts In Lung Tumors
 
  Ramona Emig, University of Miami
CD4+ T cell-Derived Interferon-γ Instructs Extracellular Matrix Stiffening By Cardiac Fibroblasts Through LOXL3
 
  Qidi Yang, Department of Gastroenterology, Ruijin Hospital Affiliated to Shanghai Jiao Tong University School of Medicine
Telocytes Orchestrate ECM Remodeling and Immune Cell Trafficking through LRP1-Dependent Regulation in IBD
 
4:30–5:00 PM Coffee Available Van Horne Foyer
5:00–7:00 PM Stromal Development, Identity and Heterogeneity Van Horne B
  Sanjiv A. Luther, University of Lausanne
Mechanisms of Fibroblast Specialization and Lymphoid Organ Compartmentalization
 
  Sophie E Acton, University College London
Podoplanin-dependent regulation of fibroblast phenotype and immune crosstalk
 
  Anne Fletcher, Monash University
Molecular Drivers of Fibroblast Differentiation and T Cell Suppression
 
  Christopher G Mueller †, CNRS-University of Strasbourg
Short Talk: Regulating B cell-associated Mesenchymal Cell Differentiation by a Phospholipid Metabolite
 
  Mark Coles, University of Oxford
Short Talk: The Embryonic Origins of Site-Specific Arthritis: Role of Stromal Cell Stoichiometry
 
7:00–8:00 PM Social Hour with Dinner President's Hall
7:30–10:00 PM Poster Session 1 Van Horne C
Wednesday, February 4, 2026
7:00–8:00 AM Breakfast President's Hall
8:00–11:00 AM Stromal Responses to Inflammation: The Good, The Bad, The Ugly Van Horne B
  Ari B Molofsky, University of California San Francisco
Stromal – Immune Tissue Niches in Health and Disease
 
  Natalia Pikor, ETH Zurich / Kantonsspital St.Gallen
Fibroblast - Immune Cell Crosstalk in the Inflamed CNS
 
  Mariapia A Degli-Esposti, Monash University
Viral Targeting of Lymphoid Fibroblasts Yields Immunological Outcomes
 
  Tatiana V Petrova,  University of Lausanne
Mechanosensitive mTORC1 Signaling Maintains Lymphatic Valves
 
  Lina Daniel, The University of Sydney
Short Talk: Stromal–Immune Remodeling Establishes a Lymph Node Niche that Promotes Mycobacterium tuberculosis Persistence
 
  Mir Howlader †, Hospital for Special Surgery
Short Talk: Lymphatic Dysfunction in Lupus Contributes to Cutaneous Photosensitivity and Lymph Node B Cell Responses
 
9:00–9:20 AM Coffee Break Van Horne Foyer
11:00–1:00 PM Poster Setup Van Horne C
11:00–1:30 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Van Horne C
1:30–3:15 PM Symposia Spotlight 2: New Paradigms in Stromal Biology and Crosstalk Van Horne B
  Naïma Böllenrücher, University of Lausanne
Notch2 Orchestrates Secondary Lymphoid Organ Organization By Directing Fibroblast Cell Fate
 
  Ira Fleming, University of Colorado, Anschutz
mRNA, Protein, and Protein-Anchored-mRNA Vaccines Are Uniquely Distributed and Retained Across Lymph Node Stromal Cell Populations
 
  Elham Karimizadeh, St. Michael’s Hospital, Unity Health Toronto
Contact with Endothelial Cells Drives Myofibroblast Activation of Pericytes
 
  Erika E McCartney, University of Toronto
Pi16+ Fibroblasts Orchestrate Inflammation via Tgfbr2 Signalling
 
  Sam Kemble, University of Birmingham
Targeted Fibroblast Depletion Recalibrates the Inflammatory Microenvironment and Restores Tissue Homeostasis
 
  Jeremiah Bernier-Latmani †, University of Lausanne
Eosinophils Promote a Second Wave of Postnatal Smooth Muscle Differentiation in Intestinal Villi
 
  Alec Walker, Boston Children's Hospital
Early Life Stromal Niches Orchestrate B Lymphopoiesis at the Brain’s Borders
 
3:30–4:30 PM Career Roundtable (Joint) Van Horne B
4:30–5:00 PM Coffee Available Van Horne Foyer
5:00–7:00 PM The Pathogenic Tumor Microenvironment Van Horne B
  Ruth Scherz-Shouval, Weizmann Institute of Science
Hierarchy of Tumor Cell-Cell Signaling Interactions Dominated by Fibroblasts
 
  Michael J Briskin, Phenomic.AI
scRNA Analysis at Scale Identifies CTHRC1 as a Novel Tumor-Stroma Target
 
  Fatima Mechta-Grigoriou, Institut Curie
Stromal Spatial Transcriptomics and Therapy Resistance in Metastatic Breast Cancer
 
  Elijah Kirschstein, The Ohio State University
Short Talk: Myofibroblast Programming Blocks Differentiation of TLS-Organizing Fibroblastic Reticular Cells in Pancreatic Cancer
 
  Harry Horsnell, University of Melbourne
Short Talk: Local Invasion of Melanoma Metastasis into Lymph Nodes Drives Spatially Restricted Immunosuppressive Niches Underpinned by Distinct Fibroblastic Populations
 
7:00–8:00 PM Social Hour with Dinner President's Hall
7:30–10:00 PM Poster Session 2 Van Horne C
Thursday, February 5, 2026
7:00–8:00 AM Breakfast President's Hall
8:00–11:00 AM Molecular Mechanisms of Stromal Programming and Reprogramming Van Horne B
  Beth A. Tamburini, University of Colorado Denver Anchutz Medical Campus
Lymph Node Stromal Cell Mechanisms of Immune Regulation
 
  Marc Bajénoff, Centre d'Immunologie Marseille-Luminy
Macrophage-Fibroblast Interaction Modules
 
  Michael Sixt, Institute of Science and Technology Austria
Fibroblast-Leukocyte Morphodynamics
 
  George A Kollias, Biomedical Sciences Research Center 'Alexander Fleming'
'Fibroblasts Transitioning from Homeostasis to Inflammation to Fibrosis
 
  Apple C Vollmers, Genentech
Short Talk: Reciprocal Regulation Between Fibroblasts and Macrophages Maintains Skin Homeostasis and Integrity
 
  Alice Denton †, Imperial College London
Short Talk: TLR4-adjuvanted Vaccination Accelerates Germinal Centre Formation by Remodelling the Fibroblast Network
 
9:00–9:20 AM Coffee Break Van Horne Foyer
11:00–2:30 PM On Own for Lunch
2:30–4:30 PM Symposia Spotlight 3: Stromal Commonalities Across Diseases Van Horne B
  Ritusree Biswas †, University of California San Francisco
An Inhibitory Fibroblast Constrains The Adventitial Niche To Suppress Allergic Inflammation in The Lung
 
  Melanie Smith †, Hospital for Special Surgery
Rheumatoid Arthritis Synovial Fibroblasts Modulate T Cell Activation
 
  Tiphaine Camarasa, University of Basel
B Cell - Stromal Cell Interactions During Tuberculosis
 
  Ricardo A Irizarry-Caro, Genentech
A Latency-Associated Protein Motif Decouples the Integrin-Dependent and Independent Activities of Latent TGF-β3
 
  Anil Bhushan, University of California, San Francisco
Blocking Osteoprotegerin Reprograms Cancer Associated Fibroblast to Promotes Immune Infiltration into the Tumor Microenvironment
 
  Simge Yucel, EPFL
Elucidating the Roles of Stromal FMRP Expression in the Programming of CAFs to Support Immune Evasion
 
  Grace L Wong, Houston Methodist Research Institute
Lymphatic Endothelial Cells and Fibroblastic Reticular Cell Subtypes in the Recruitment and Colonization of Cancer Cells to Lymph Node
 
  Melodie Doute †, St Jude Children's Research Hospital
Targeting EBF1-ITGβ8 Axis in Bone Marrow Stromal Cells During Myelofibrosis
 
4:30–5:00 PM Coffee Available Van Horne Foyer
5:00–6:45 PM Therapeutic Modulation of Stromal Cell Function (Joint) Van Horne A/B
  Viviana Cremasco, Novartis Biomedical Research
TGFb Neutralization and Tumor Stroma Modulation: From Bench to Bed
 
  Yuval Rinkevich, Helmholtz Zentrum München, GmbH
Regenerative Medicine and Tissue Repair
 
  Burkhard Ludewig, Kantonsspital St. Gallen
Immunomodulation of Myocardial Fibrosis
 
6:45–7:00 PM Meeting Wrap-Up: Outcomes and Future Directions (Organizers) (Joint) Van Horne A/B
7:00–8:00 PM Social Hour with Dinner President's Hall
8:00–11:00 PM Entertainment
8:00–11:00 PM Cash Bar
Friday, February 6, 2026
12:00–11:59 PM Departure