Decoding HIV Persistence: Strategies for Curing HIV Infection (P3)
April 16-19, 2026  | Beaver Run Conference Center, Breckenridge, CO, United States
Mathias Lichterfeld, Afam Okoye, Marina F. Caskey and Caroline T. Tiemessen
Scholarship Deadline: Jan. 7, 2026 | Abstract Deadline: Mar. 27, 2026 | Early Registration Deadline: Feb. 18, 2026
* Session Chair † Invited but not yet accepted | Program current as of February 25, 2026 2 AM | For the most up-to-date details, visit https://www.keystonesymposia.org
Thursday, April 16, 2026
4:00–8:00 PM Registration 3rd Floor Foyer
6:00–8:00 PM Welcome Mixer 3rd Floor Foyer
Friday, April 17, 2026
7:00–8:00 AM Breakfast Summit Gallery
8:00–8:10 AM Welcome Remarks (Joint) Colorado Ballroom
8:10–9:00 AM Keynote Address (Joint) Colorado Ballroom
  Alexandra Trkola, University of Zürich
HIV Vaccines: Learning from the Swiss X-BNAb Cohort for Prevention and Cure
 
9:00–11:30 AM Immune Interventions Interfacing HIV Prevention and Cure (Joint) Colorado Ballroom
  Mauricio A. Martins, University of Florida
Promoting Persistent bNAb Expression in NHPs through AAV-Mediated Gene Transfer
 
  Devi SenGupta, Gilead Sciences, Inc.
Long-acting ART in HIV Prevention and Cure
 
  Leonidas Stamatatos, Fred Hutchinson Cancer Research Center
Vaccination of PLWH, using 426C Derived Immunogens
 
  Cristina Ceriani, Emory University
Short Talk: Influence of SIV Gag Vaccination on CD8⁺ T Cell Immunity and SIV Viral Dynamics
 
  Nicolas M S Galvez Arriagada, Ragon Institute of Mass General, MIT and Harvard
Short Talk: Vectored Delivery of bNAbs Prevents Rebound of Clinical HIV Isolate During Antiretroviral Therapy Interruption
 
9:30–9:50 AM Coffee Break 1st Floor Foyer
9:50–9:55 AM Award Recipient Acknowledgement Colorado Ballroom
11:30–12:30 PM Los Alamos HIV Immunology and Sequence Databases User Workshop Colorado Ballroom
11:35–1:00 PM Poster Setup Peaks 1 - 3
11:35–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Peaks 1 - 3
2:30–4:30 PM Symposia Spotlight 1: Engineering Immunity to Control and Clear HIV Breckenridge Ballroom
  Archana V. Boopathy, Gilead Sciences Inc
Combination of Ad5/MVA Vaccine with Immunomodulation Partially Prevents Rebound in Chronic SIVmac251-infected ART-suppressed Rhesus Macaques
 
  Patricia A Hahn †, Wertheim UF Scripps Institute
AAV-Vectored Delivery of eCD4-Ig and 10-1074 Enables Durable ART-Free Virologic Control in SHIV-Infected Rhesus Macaques
 
  Chiara Hornung, University Hospital Cologne
Long-Term Control of HIV-1 by AAVMYO-Mediated Expression of a Potent Broadly Neutralizing Antibody
 
  Chia Jung Li, Ragon Institute of Mass General, MIT, and Harvard
Epitope-Driven Fc Effector Functions of HIV-1 Broadly Neutralizing Antibodies are Enhanced via Fc Engineering
 
  Kezia Singgih, The University of Melbourne
Vδ2+ T-Cells in the Presence of Zoledronate Can Clear HIV Productively and Latently Infected CD4+ T-Cells: A Novel Strategy for Off-the-Shelf Therapy
 
  Christopher D Stringham, Duke University
A Non-Neutralizing MPER Antibody Induced Durable CD8 T Cell-Mediated Plasma Viral Load Control in SHIV-Infected Rhesus Macaques
 
  Hiroshi Takata, Oregon Health and Science University
Administration of the IL-15 Superagonist N-803 at the Time of ART Interruption Enhances NK and T Cell Proliferation And Activation Prior To Viral Rebound
 
  Elena Vendrame, Gilead Sciences, Inc
Safety, Pharmacokinetics, and Pharmacodynamics of Amtabafusp, a Bispecific T-Cell Engager, in Virologically Suppressed People with HIV-1
 
4:30–5:00 PM Coffee Available 1st Floor Foyer
5:00–7:00 PM Immune Targeting of HIV-1 Reservoir Cells: Obstacles and Opportunities Breckenridge Ballroom
  Brad Jones, Weill Cornell Medicine
HIV Reservoir Cell Resistance to Immune-Mediated Killing
 
  Michel C. Nussenzweig, HHMI/Rockefeller University
HIV-1 Reservoir Dynamics
 
  Kiera L. Clayton, University of Massachusetts Medical School
NK Cell Targeting of the HIV Reservoir
 
  Mihai L Azoitei, Duke University
Short Talk: A New Strategy to Eliminate HIV Infected Cells by Targeting HLA-E-peptide Complexes with Engineered Monoclonal Antibodies
 
  David D. Ho †, Aaron Diamond AIDS Research Center (ADARC), Columbia University Medical Center
Short Talk: Activation of the HIV Latent Reservoir by a Bispecific Biological Construct and Elimination of Productively Infected Cells by a Pyroptotic Small Molecule
 
7:00–8:00 PM Social Hour with Dinner Summit Gallery
7:30–10:00 PM Poster Session 1 Peaks 1 - 3
Saturday, April 18, 2026
7:00–8:00 AM Breakfast Summit Gallery
8:00–11:00 AM Tailoring Gene- and Cell-Therapy Approaches for HIV Cure: Promises and Pitfalls Breckenridge Ballroom
  Afam Okoye, Oregon Health & Science University
Optimizing T Cell Responses for Post-ART Control
 
  James L. Riley, University of Pennsylvania
Immune-Based Cell Therapies
 
  Lydie Trautmann, Military HIV Research Program
Therapeutic Vaccine Trials in Humans
 
  Daniel Dornbusch, Excision Bio Inc.
CRISPR for HIV Cure: Human Clinical Trial Data
 
  Sophie Sayettat, University Hospital Cologne
Short Talk: Durable Suppression of Viremia by Lipid Nanoparticle-Formulated mRNA Encoding for a Highly Potent HIV-1 Neutralizing Antibody
 
  Yiming Yin, Boston Children's Hospital
Short Talk: In Vivo Affinity Maturation of Engineered B Cells Expressing HIV-1 bnAbs in Mice and Non-Human Primates
 
9:00–9:20 AM Coffee Break 1st Floor Foyer
11:00–1:00 PM Poster Setup Peaks 1 - 3
11:00–5:00 PM On Own for Lunch
1:00–10:00 PM Poster Viewing Peaks 1 - 3
1:30–2:45 PM Health Equity Panel (joint) sponsored by The Burroughs Wellcome Fund Breckenridge Ballroom
3:00–4:30 PM Career Roundtable (Joint) Breckenridge Ballroom
4:30–5:00 PM Coffee Available 1st Floor Foyer
5:00–7:00 PM Mechanisms of HIV Persistence: Insights and Innovations Breckenridge Ballroom
  Mathias Lichterfeld, Brigham and Women's Hospital
Epigenetic Mechanisms of HIV Persistence
 
  Roy Matkovic, Université de Paris, Institut Cochin
The HUSH Complex and HIV Silencing
 
  Nomonde N Bengu, Umkhuseli Innovations
Sex Differences in HIV Reservoir Cell Persistence
 
  Mirko Paiardini †, Emory University, ENPRC
Short Talk: Repeated Enhancement of Antiviral Immune Responses Via IL-10 and PD-1 Blockades Durably Controls Viral Rebound and the Intact Reservoir Following ART Interruption in SIV-Infected Rhesus Macaques
 
  Katharine J Bar, University of Pennsylvania
Short Talk: Early ART and Autologous Neutralizing Antibodies Shape the HIV Reservoir and Rebound Virus Populations in an NHP Model of BnAb Therapy
 
7:00–8:00 PM Social Hour with Dinner Summit Gallery
7:30–10:00 PM Poster Session 2 Peaks 1 - 3
Sunday, April 19, 2026
7:00–8:00 AM Breakfast Summit Gallery
8:00–11:00 AM No One Left Behind: HIV Cure Research Across the Age Continuum Breckenridge Ballroom
  Caroline T. Tiemessen, National Institute for Communicable Diseases
HIV Immune Responses Across the Age Spectrum
 
  Deborah Persaud, Johns Hopkins University School of Medicine
HIV Remission in Infants
 
  Roger Shapiro, Harvard School of Public Health
Triple Combinations of Broadly-Neutralizing Antibodies in Children
 
  Catherine K Koofhethile, Botswana Harvard Health Partnership
Viral Reservoirs and Immune Responses in Adolescents and Young Adults with HIV
 
  Siddappa Byrareddy †, University of Nebraska Medical Center
Short Talk: Aging-Associated Expansion of HIV/SIV Reservoirs
 
  Edna Ferreira, Johns Hopkins University
Short Talk: Sex-Based Differences in HIV and SIV Cellular Reservoirs
 
9:00–9:20 AM Coffee Break 1st Floor Foyer
11:00–5:00 PM On Own for Lunch
1:15–2:15 PM Meet the Editors (Joint) Colorado Ballroom
2:30–4:30 PM Symposia Spotlight 2: Novel Approaches to Probe HIV Latency and Persistence Breckenridge Ballroom
  Catarina P Ananias Saez, Northwestern University
A 3D Human Intestinal Organoid Model Reveals Gut-Driven Inhibition of HIV Transcription
 
  Deanna A. Kulpa, Emory University
Bcl-2 Inhibition Decreases the Established Intact Reservoir in SIV-infected, ART-Suppressed Rhesus Macaques
 
  Ayisha Mahama †, University of South Dakota
HIV gp120 Selectively Activates the IRE1α–XBP1 Pathway to Drive Microglial Inflammation
 
  Grace Marshall, University of Miami
Assessing the Chronicity of the HIV-1 Myeloid Reservoir
 
  JC Mudd, Tulane national biomedical research center
SIV and HIV-1 Proviruses are Preferentially Enriched in Genes that Become Down-Regulated upon CD4 T Cell Proliferation
 
  Alexander O. Pasternak, Amsterdam UMC
Majority of Infected Cells in Peripheral Blood of PWH on ART Transcribe Cell-Associated HIV-1 gag RNA
 
  Julia Prigann, Gladstone Institutes
Multimodal Silencing of HIV-1 Transcription by Human KRAB-Zinc Finger Proteins
 
  Zoe R. Wallace, Immunocore
TCR Labelling for Detection of HIV Reservoir Cells by Flow Cytometry
 
4:30–5:00 PM Coffee Available 1st Floor Foyer
5:00–6:30 PM B Cell Responses and Broadly-Neutralizing Antibodies: Trials and Tribulations (Joint) Colorado Ballroom
  Marina F. Caskey, Rockefeller University
Combined Immunotherapy with IL-15 Agonists and Broadly-Neutralizing Antibodies
 
  Paula M Cannon, University of Southern California, Keck School of Medicine
Engineering B Cells as in vivo bnAb Factories
 
  William Schief, Moderna, Scripps, and IAVI
Combining Germline Targeting Approaches Across Diverse bNAb Epitopes
 
6:30–6:45 PM Meeting Wrap-Up: Outcomes and Future Directions (Organizers) Breckenridge Ballroom
6:45–7:45 PM Social Hour with Dinner Summit Gallery
7:45–8:45 PM Entertainment Colorado Ballroom
7:45–8:45 PM Cash Bar Peaks 1 - 3
Monday, April 20, 2026
12:00–11:59 PM Departure