Day 1: Sunday, October 1, 2023
SESSION 1: From discovery, clinical challenges to elimination
Keynote lecture: From yellow fever, to hepatitis C, and back
Charles Rice - Laboratory of Virology and Infectious Disease, The Rockefeller University
Keynote lecture: HCV Elimination: Where there’s a will there’s a way
Susanna Naggie - Duke University School of Medicine, USA
Keynote lecture: Hepatitis C elimination: from a Nobel Prize to a Nobel cause
John Ward - Taskforce for Global Health, Coalition for Global Hepatitis Elimination, USA
Day 2: Monday, October 2, 2023
SESSION 2: Innate immunity and virus-host interaction
Keynote lecture: New insights into flavivirus – host cell interactions: a tale of proteins and lipids
Ralf Bartenschlager - Department of Infectious Diseases, Molecular Virology CIID, Heidelberg University and Virus-associated carcinogenesis German Cancer Research Center (DKFZ) Heidelberg, Germany
Plenary talk: Calling the shots: micro(RNA)-management of HCV infection
Selena Sagan - Department of Microbiology & Immunology University of British Columbia and departments of Microbiology & Immunology and Biochemistry McGill University, Canada
Abstract talks
A TLR3-based directed evolution approach identifies an HCV NS3 helicase point mutation specifically affecting (-) strand synthesis
Philipp Ralfs - Heidelberg University, Germany
HCV p7-mediated inhibition of signal peptide peptidase (SPP) promotes HCV assembly by facilitating Core localization to the endoplasmic reticulum (ER) and Core-E1 interaction
Ming-Jhan Wu - Department of Microbiology and Immunology, The University of Texas Medical Branch at Galveston, USA
Identification of phosphorylation sites on viral and host proteins regulating west nile virus replication
Holly Ramage - Thomas Jefferson University, USA
Mutations in the ISDR dramatically increase Hepatitis C Virus replication leading to direct viral pathogenesis
Paul Rothhaar - Heidelberg University, Germany
How a virus builds a house: Host factors influencing viral replication organelle formation during flavivirus infection
Jonathan Owen - Emory University, USA
5-minute pitch talks
Identification of hepatitis E virus restriction factors by utilizing arrayed human and porcine ISG screens
Volker Kinast - Carl Von Ossietzky University, Germany
NS5A oligomerization-dependent membrane remodeling activity correlates with HCV replicative fitness and is a direct and common target of different NS5A inhibitors
Sameh Lofti Abdalla - University of Texas Medical Branch, USA
PLA2G4C induced by HCV infection is involved in the accumulation of lipid droplets via the inhibition of lipolysis
Masahiko Ito - Department of Virology and Parasitology, Hamamatsu University School of Medicine, Hamamatsu, Japan
To Switch or Not to Switch: The Dilemma HCV Phases
Manolya Sag - University of British Columbia, Canada
Genetic and molecular characterization of species-specific receptor transport protein 4 (RTP4)-mediated HCV repression
Michael Schwoerer - Princeton University, USA
Regulation of protein kinase R by hepatitis C virus nonstructural protein 5A
Carla Gallardo - Department of Biomedical Sciences, Queen’s University, Kingston, Canada
What do HCV Core and NS5A partners in crime tell us about hepatocyte deregulations? Interacting host factors and enriched pathways identified in an infection system
Angeliki Anna Beka - Institut Pasteur, France
SESSION 3: Developing next generation vaccines
Keynote lecture: Serological signatures of protection and pathology to Flaviviruses
Galit Alter - Moderna, USA and Harvard University, USA
Plenary talk: Integrated organ immunity
Bali Pulendran - Stanford University, USA
Abstract talks
Design and non-viral delivery of live attenuated virus vaccine to prevent chronic hepacivirus (HCV-like virus) infection
Amit Kapoor - Department of Pediatrics The Ohio State University College of Medicine Center for Vaccines and Immunity, USA and Nationwide Children’s, USA
Preclinical evaluation of T and B cell targeting DNA/ MVA-based HCV vaccine candidates in mice and rhesus macaques
Rama Amara - Department of Microbiology and Immunology, Emory Vaccine Center, Emory National Primate Research Center, Emory University, Atlanta, USA
Domain stabilization and comparison of secreted versus membrane-bound forms of HCV E1E2 vaccine candidates
Thomas Fuerst - Institute for Bioscience and Biotechnology Research, University of Maryland, USA
Structural and biochemical studies of flaviviruses in complex with antibodies and attachment factors
Richard Kuhn - Purdue University, USA
Lipid/mRNA HCV E1E2 vaccines elicit broadly neutralizing antibodies and the requirement of transmembrane domains
John Law - Li Ka Shing Applied Virology Institute, Department of Medical Microbiology & Immunology, Faculty of Medicine, University of Alberta, Edmonton, Canada
5-minute pitch talks
Extensive C→U transition biases in the genomes of HCV and other mammalian RNA viruses Evidence of host-mediated editing of viral RNA?
Peter Simmonds - Nuffield Department of Medicine, University of Oxford, Oxford, UK
Rationally designed attenuated HCV variants for vaccine development
Meital Gal-Tanamy - Bar-ilan University, Israel
Bispecific antibodies against hepatitis C virus E1E2 with enhanced breadth and potency in pseudoparticle and authentic virus neutralization assays
Laura Radić - University of Amsterdam, Department of Medical Microbiology and Infection prevention, Laboratory of Experimental Virology and Amsterdam institute for Infection and Immunity, Infectious diseases, Amsterdam, Netherlands
Optimization of candidate HCV vaccine antigens to enhance binding of broadly neutralizing antibody unmutated ancestors
Desiree Wright - Division of Infectious Diseases, Department of Medicine, Johns Hopkins University School of Medicine; Baltimore, MD
Iterative structure-based design of a hyperstable soluble hepatitis C virus E1E2 heterodimer
Joan Capella-Pujol - Amsterdam University Medical Centers, Netherlands
Day 3: Tuesday, October 3, 2023
SESSION 4: Flavivirus structure, function and viral life cycle
Keynote lecture: Evolution of alphavirus entry
Daved Fremont - Department of Pathology & Immunology, Washington University in Saint Louis, USA
Plenary talk: Receptor binding and entry of hepatitis C virus
Joe Marcotigiano - National Institutes of Health, USA
Abstract talks
Structure of the hepatitis C virus E1/E2 heterodimer in a homodimeric complex
Elias Honerød Augestad - Copenhagen University, Denmark
Using machine learning to map membrane fusion mechanisms across the Flaviviridae
Joe Grove - University of Glasgow Centre For Virus Research, United Kingdom
Flavivirus STAT2 antagonism and host coevolution
Matt Evans - Department of Microbiology Icahn School of Medicine at Mount Sinai, USA
Identifying the Molecular Determinants of Epitope Specificity in HCV
Rowena Bull - Kirby Institute, Australia
Differential T cell signaling by memory-like and severe exhausted HCV-specific CD8 T cells in chronic HCV infection revealed by highly multiplexed mass-based phosphoflow analysis
Bertram Bengsch - Clinic for Internal Medicine II, Section Translational Systems Immunology in Hepatogastroenterology,University Medical Center Freiburg, Germany
5-minute pitch talks
Neutralizing antibodies evolve to exploit vulnerable sites in HCV E2, mediating repeated, spontaneous clearance of infection
Nicole Frumento - Johns Hopkins University, USA
A new assay for the quantification of HCV E2- or E1- dependent neutralizing antibody responses in polyclonal plasma
Anne Gao - Johns Hopkins University, USA
Dengue virus serotype-specific inhibition of T cell responses is due to a single amino acid polymorphism in the envelope protein
Jack Stapleton - Iowa City VA Health Care and University of Iowa, USA
Understanding the virus-host protein-protein interaction network of the hepatitis E virus
Philip Meuleman - Laboratory of Liver Infectious Diseases Ghent University
IL-15-induced activation of liver damaging bystander CD8+ T cells is counteracted by Ca2+ signals in viral hepatitis
Eui-Cheoi Shin - Korea Advanced Institute of Science and Technology (KAIST), South Korea
A structural perspective into Hepatitis C Virus E1E2 glycoprotiens using a lentvirus-pseudoparticle approach
Shishir Poudyai - Purdue Institute of Inflammation, Immunology, and Infectious Disease (PI4D) and Department of Biological Sciences, Purdue University, United States
Investigating the role of NS2A in the Zika virus
Breana Landry - Department of Microbiology and Immunology, University of British Columbia, Canada
SESSION 5: Replication systems and animal models
Keynote lecture: Breaking the species barrier of hepatitis C virus
Alexander Ploss - Department of Molecular Biology, Princeton University, USA
Plenary talk: Early events in the HCV life cycle
Glenn Randall - Department of Microbiology, The University of Chicago, USA
Abstract talks
Impact of HBV pre-core mutation and IFNα on hepatocyte proteome in chronically-infected primary human hepatocytes
Lefteris Michailidis - Emory University, USA
Function and therapeutic potential of cathepsin peptidases during Hepatitis E Virus infection
Mara Klöhn - Ruhr University Bochum, Germany
Comprehensive epitope mapping and structural studies of antibodies from an HCV elite neutralizer reveal bNAbs that bind multiple antigenic regions on the E2 glycoprotein
Andrew Flyak - Department of Microbiology and Immunology, Cornell University, USA
Concerted synergy between viral-specific IgG and CD8+ T cells is critical for clearance of an HCV-related rodent hepacivirus
John Gridley - Emory Vaccine Center, Emory University, USA
5-minute pitch talks
Phenotype and fate of liver resident CD8 T cells during acute and chronic hepacivirus infection
Piyush Dravid - Center for Vaccine & Immunity, The Abigail Wexner Research Institute and Nationwide Children’s Hospital
HCV-Specific CD4+ T-Cells are targeted by HIV-1 for infection and viral reservoir persistence
Samaa Gobran - Centre De Recherche Du Chum, Canada
Hepatitis C virus hypervariable region 1 insertions as a novel antibody evasion mechanism
Christina Holmboe Olesen - University of Copenhagen, Denmark
The role of Foxp3+ regulatory T cells in orchestrating anti-viral T and B cell responses during an acute hepacivirus infection
Fengzhi Jin - Emory Vaccine Center, Emory University, USA
Analysis of intrahepatic CD8+ T cells with different viral epitope-specificity during primary and secondary hepacivirus infection
Jarrett Lopez-Scarim - Department of Medicine, Division of Hepatology, and Department of Microbiology and Immunology, Albert Einstein College of Medicine, USA
Hepatitis C viral evolution after childbirth bears signatures of both CD8+ T cell and antibody pressure in women with postpartum suppression of viral replication
Christopher Phelps - Nationwide Children’s Hospital, USA
Day 4: Wednesday, October 4, 2023
SESSION 6: Emerging and reemerging flaviviruses, vector transmission and biology
Keynote lecture: Zika virus vaccine development: Experience is not preparedness
Ted Pierson - Vaccine Research Center, National Institutes of Health, USA
Plenary talk: Flavivirus-vector interactions: How do taxonomically divergent hosts impact virus evolution?
Greg Ebel - Center for Vector-borne Infectious Diseases, Department of Microbiology Immunology and Pathology, Colorado State University, USA
Abstract talks
Treating dengue infections in vivo using mRNA encoded Cas13
Chiara Zurla - Wallace H. Coulter Department of Biomedical Engineering, Emory University, USA
Genetic and functional characterization of the membrane region of the pestiviral NS2 protein
Olaf Isken - University of Luebeck, Germany
A viral footprint provides clues on how dengue virus escapes the acid bubble
Jiayu Zhang - Department of Molecular Biology, Princeton University, USA
Two is better than one: exploring the helicase and capping interfaces between NS3 and NS5 in flavivirus infection
Quinn Abram - McGill University Sagan Lab, University of British Columbia, Canada
Update on CHIM
Progress Report on Controlled Human Infection Model for HCV Vaccine Development
Jake Liang - National Institutes of Health, USA
HCV Controlled Human Infection Model (CHIM) Trial Design
Jordan Feld - Toronto Centre for Liver Disease, Canada
SESSION 7: Correlates of protective immunity
Keynote lecture: CD8 T cell adaptation to chronic viral infection
Rafi Ahmed - Emory University, USA
Plenary talk: What is a protective CD4+ T cell response against HCV? (and can we replicate it by vaccination?)
Christopher Walker - Nationwide Children’s Hospital, USA
Abstract talks
Epigenetic scars in regulatory T cells are retained after successful treatment of chronic hepatitis C with direct-acting antivirals
So-Young Kim - Korea Advanced Institute Of Science And Technology (KAIST), South Korea
Analysis of circulating and intrahepatic CD4+ T cell response in acute resolving HCV
Heather Blasczyk - The Abigail Wexner Research Institute at NCH, USA
Memory B cell responses in chronic hepatitis C patients following direct-acting antiviral treatment
Fang Chen - Law Lab, Department of Immunology and Microbiology Scripps Research, USA
Activation of CD4 T follicular helper cells correlates with B cell expansion and neutralizing antibodies during HCV reinfection and clearance
Elsa Gomez Escobar - CRCHUM, Canada
Round table discussion
Ellie Barns - University of Oxford, United Kingdom
Justin Bailey - Johns Hopkins University, USA
Heidi Drummer - Burnet Institute, Australia
Andrea Cox - Johns Hopkins University, USA
Judith Gottwein - University of Copenhagen, Denmark
Thomas Fuerst - University of Maryland, USA
Naglaa Shoukry - CRCHUM, Canada
Mansun Law - Scripps Research Institute, USA
Jannick Prentø - University of Copenhagen
Kwinten Sliepen - University of Amsterdam, Netherlands