Cancer Immunotherapy: Beyond Immune Checkpoint Blockade and Overcoming Resistance (C2)
March 17-20, 2024  | Fairmont Chateau Whistler, Whistler, BC, Canada
James P. Allison, Andrea Schietinger, Antoni Ribas and Padmanee Sharma
Scholarship Deadline: Dec. 7, 2023 | Abstract Deadline: Dec. 7, 2023 | Early Registration Deadline: Jan. 17, 2024
* Session Chair † Invited but not yet accepted | Program current as of August 23, 2025 8 AM | For the most up-to-date details, visit https://www.keystonesymposia.org
4:00–8:00 PM Registration Macdonald Foyer
6:00–8:00 PM Welcome Mixer Macdonald Foyer
7:00–8:00 AM Breakfast MacDonald CDEF
8:00–9:00 AM Welcome and Keynote Address Macdonald AB
  James P. Allison, University of Texas MD Anderson Cancer Center
Immune Checkpoint Blockade in Cancer Therapy: New Insights into Therapeutic Mechanisms of anti-CTLA4 and anti-PD-1
 
9:00–11:15 AM Clinical Trials to Identify Mechanisms of Response and Resistance Macdonald AB
  Andrea Cercek, Memorial Sloan Kettering Cancer Center
Single Agent PD-1 Blockade as Curative-Intent Treatment in Mismatch Repair Deficient Locally Advanced Rectal Cancer
 
9:30–9:50 AM Coffee Break Macdonald Foyer
11:15–1:00 PM Poster Setup MacDonald CDEF
11:15–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing MacDonald CDEF
2:30–4:30 PM Panel Discussion on Failed Trials Macdonald AB
  Antoni Ribas, University of California, Los Angeles
Role of IFN-gamma in Response and Resistance to Cancer Immunotherapies
 
  Padmanee Sharma, University of Texas MD Anderson Cancer Center
Neoadjuvant and Tissue-based Trials for Evaluating Mechanisms of Response and Resistance
 
  Georgina V. Long, Melanoma Institute Australia, The University of Sydney
Neoadjuvant Therapy: Where We Have Come from and Where to Next
 
4:30–5:00 PM Coffee Available Macdonald Foyer
5:00–7:00 PM Regulation of Immune Responses by Myeloid Cells, Dendritic Cells and Tertiary Lymphoid Structures Macdonald AB
  Miriam Merad, Mount Sinai School of Medicine
Molecular and Spatial Correlates of Response to PD-1 Blockade in Human Tumors
 
  Haydn Kissick, Emory University
A Stem-Like CD4 T Cell Controls Immunity to Cancer
 
  Gabriel A. Rabinovich, Instituto de Biologia y Medicina Experimental
Galectins: Emerging Glyco-Checkpoints in the Tumor Microenvironment
 
  Teresa Dinter, MIT
Short Talk: Short Talk: The Signal Strength of Signal 2 and 3 During T Cell Priming Affect the Functional Fate of an Anti-tumor T Cell Response
 
  Anna Juncker-Jensen, NeoGenomics
Short Talk: Short Talk: Spatial Relationship of Tertiary Lymphoid Structures and Neutrophils in Bladder Cancer and Prognostic Potential for PD-L1 Immunotherapy
 
  Jyh Liang Hor, National Institutes of Health
Short Talk: Short Talk: PD-1/cDC1 Axis in the Tumor Draining Lymph Node Regulates Stem-like CD8+ T Cell Differentiation
 
7:00–8:00 PM Social Hour with Lite Bites MacDonald CDEF
7:30–10:00 PM Poster Session 1 MacDonald CDEF
Tuesday, March 19, 2024
  Ruozhen Hu, Genentech
Anti-TIGIT Antibody Tiragolumab Leverages Myeloid Cells and Regulatory T Cells to Improve PD-L1 Checkpoint Blockade
 
  Kelsey E. Sivick Gauthier †, Arcus Biosciences, Inc.
Fc-silent anti-TIGIT Antibodies Offer Best-in-class Potential by Potentiating Robust CD8+ T Cell Mediated Anti-tumor Immunity Without Peripheral Regulatory T Cell Depletion
 
  Zoya Alteber, Compugen Ltd.
PVRIG is Uniquely Expressed in Tumor Dendritic Cell-rich Niches on Stem-like Memory T Cells and its Blockade May Induce Immune Infiltration and Activation in Non-inflamed Tumors
 
  Thierry Guillaudeux, Kineta, Inc
VISTA-101 – An Ongoing Phase 1/2 Clinical Trial of KVA12123 Targeting VISTA, Alone and in Combination with Pembrolizumab in Advanced Solid Tumors
 
  Edward van der Horst, Sensei Biotherapeutics
VISTA Checkpoint Targeting by SNS-101, a pH-selective Antibody with Enhanced Safety and Pharmacokinetic Profiles, Alters the Tumor Microenvironment and Overcomes Immune Checkpoint Inhibitor Resistance
 
7:00–8:00 AM Breakfast MacDonald CDEF
8:00–11:00 AM Novel Insights into T Cell Biology Macdonald AB
  Andrea Schietinger, Memorial Sloan Kettering Cancer Center
Talk Title to be Announced
 
  Laura Codari Deak, Roche Innovation Center Zurich
PD-1 + IL-2 to Drive Differentiation of Effector T Cells in Tumor
 
  colli Agudo, Dana-Farber Cancer Institute
Uncovering Hidden Drivers of Immune Evasion: Stemness and Cell Cycle
 
  Marcus Bosenberg, Yale University
Short Talk: Short Talk: Epigenetically Poised IL-7R+ CD8+ T Cells are Critical for Anti-melanoma Memory
 
  Assaf Menachem, Compugen
Short Talk: Short Talk: Unleashing Natural IL-18 Activity Using an Anti-IL-18BP Blocker Antibody Induces Potent Immune Stimulation and Anti-tumor Effects
 
  Judit Díaz Gómez, Vall d'Hebron Institute of Oncology
Short Talk: Short Talk: Unravelling Tumor-intrinsic Resistance Mechanisms to T-cell Mediated Cytotoxicity in Pancreatic Cancer
 
  Jacqueline Yee, University of California, San Francisco
Short Talk: Short Talk: CD40 Agonist Systemically Drives the Expansion of Tumor-Specific CD8 T Cells into a PD1+ KLRG1+ Effector State
 
9:00–9:20 AM Coffee Break Macdonald Foyer
11:00–1:00 PM Poster Setup MacDonald CDEF
11:00–5:00 PM On Own for Lunch
1:00–2:00 PM Career Roundtable Macdonald AB
  Alena Gros, Vall d'Hebron Institute of Oncology
Group Leader of VHIO´s Tumor Immunology and Immunotherapy Group
 
  Andrea Cercek, Memorial Sloan Kettering Cancer Center
Associate Attending Physician
 
  Edward van der Horst, Sensei Biotherapeutics
Chief Scientific Officer
 
  jed Gameiro, National Cancer Institute
Staff Scientist and Head of the Molecular Immunology Group of the Center for Immuno-Oncology, NCI
 
1:00–10:00 PM Poster Viewing MacDonald CDEF
4:30–5:00 PM Coffee Available Macdonald Foyer
5:00–7:00 PM Understanding Spatial Temporal Interactions Guiding Response and Resistance in the Tumor and Lymph Nodes Macdonald AB
  Ronald N. Germain, NIAID, National Institutes of Health
Gaining Insight into Tumor Immunity by Combining New Highly Multiplex 2D and 3D Imaging with Analytical Tools
 
  Garry P. Nolan, Stanford University
Immune Pathology from the Subcellular Scale on Up
 
  Brian D. Brown, Mount Sinai School of Medicine
Spatial CRISPR
 
  Soki Kashima, Yale Cancer Center, Yale School of Medicine
Short Talk: Short Talk: Exploring Resistance Mechanisms to Immune Checkpoint Inhibitor-based Therapies through Single-cell Analysis of Renal Cell Carcinoma
 
  Katie Campbell, University of California, Los Angeles
Short Talk: Short Talk: Mature Endothelial Vessels Facilitate Tumor-infiltration by Checkpoint Positive T Cells Following Ipilimumab in Anti-PD-1-resistant Tumors
 
7:00–8:00 PM Social Hour with Lite Bites MacDonald CDEF
7:30–10:00 PM Poster Session 2 MacDonald CDEF
Wednesday, March 20, 2024
  Alexander Keller, EPFL
Catalytically Inactive cGAS Potentiates Antitumor Immunity
 
  Klaus Heger, Genentech, Inc
The Exonuclease TREX1 Constitutes an Innate Immune Checkpoint Limiting cGAS/STING-Mediated Anti-tumor Immunity
 
  Eric Collisson †, University of California San Francisco
Leukemia Inhibitory Factor Fosters Immune Evasion in KRAS-driven Pancreatic Ductal Adenocarcinoma
 
  Jordan J. Cardenas, Yale University
Modified IL-18 Combined with Anti-PD1 Elicits a CD4+ T Cell-mediated Antitumor Response in MHC Class I-deficient Models of Non-small Cell Lung Cancer
 
  Joan Seoane, Vall d'Hebron Institute of Oncology; Vall d'Hebron University Hospital
C1q Impairs the Response to Immunotherapies in Glioblastoma
 
  Hideho Okada, University of California, San Francisco
Glioma-neuronal Circuit Remodeling Induces Regional Immunosuppression
 
  Kok Haw Jonathan Lim, The Francis Crick Institute
The Dendritic Cell Receptor DNGR-1 Couples Dead Cell Sensing to Cancer Immunoediting
 
  Emanuel Salazar Cavazos, National Cancer Institute / National Institutes of Health
Stochasticity in Cancer Immunotherapy Maps with the Rarity of Critical Spark T Cells
 
7:00–8:00 AM Breakfast MacDonald CDEF
8:00–11:00 AM Engineering T Cells to Overcome Immune Resistance Macdonald AB
  Yvonne Y. Chen, University of California, Los Angeles
Engineering Next-Generation CAR-T Cells for Cancer Immunotherapy
 
  Avery D. Posey, University of Pennsylvania
Chimeric Antigen Receptor T-Cells and Carbohydrate-Based Cancer Targets
 
  Justin Eyquem, University of California, San Francisco
Synthetic Immunology and Genome Editing Tools to Advance T Cell Therapies
 
  Yuta Asano, Fred Hutchinson Cancer Center
Short Talk: Short Talk: Delayed Tumor Regression Following TCR-T, Anti-PD-L1 and IFNγ Combination Therapy in a Patient with Checkpoint Blockade-refractory HLA-downregulated Merkel Cell Carcinoma
 
  Ian A. Parish, Peter MacCallum Cancer Centre
Short Talk: Short Talk: Ikaros Family Transcription Factors Cooperatively Enforce T Cell Exhaustion and Restrain CAR T Cell Efficacy
 
  Angela C. Boroughs, ArsenalBio
Short Talk: Short Talk: Mapping CAR and TCR T Cell Exhaustion through Combinatorial CRISPR Screens
 
  Carli Stewart, Mayo Clinic Graduate School of Biomedical Sciences
Short Talk: Short Talk: Uncovering a Novel Role for IL-4 in the Development of CART Cell Exhaustion
 
9:00–9:20 AM Coffee Break Macdonald Foyer
11:00–1:00 PM Poster Setup MacDonald CDEF
11:00–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing MacDonald CDEF
4:30–5:00 PM Coffee Available Macdonald Foyer
5:00–6:45 PM Tumor Antigens and Cancer Vaccines Macdonald AB
  Alena Gros, Vall d'Hebron Institute of Oncology
Neoantigen Targeting with Tumor Infiltrating Lymphocytes
 
  Thamizhanban Manoharan, National University of Singapore
Short Talk: Short Talk: Exploring the Potential use of Alternate Neoantigens for the Generation of Therapeutic Cancer Vaccines to Improve Efficacy of Immune Checkpoint Blockade
 
  Matthew Gubin, MD Anderson
Short Talk: Short Talk: Overlapping and Distinct Mechanisms of Effective Neoantigen Cancer Vaccines and Immune Checkpoint Therapy
 
  Sangeeta Goswami, MD Anderson Cancer Center
Histone Lactylation(s) Orchestrate Epigenetic and Transcriptional Networks Driving CD8 T Function
 
6:45–7:00 PM Meeting Wrap-Up: Outcomes and Future Directions (Organizers) Macdonald AB
7:00–8:00 PM Social Hour with Lite Bites MacDonald CDEF
7:30–10:00 PM Poster Session 3 MacDonald CDEF
12:00–11:59 PM Departure