19th Netherlands Conference on HIV Pathogenesis, Epidemiology, Prevention & Treatment

Date: 24/11/26
Location: TOBACCO Theater Amsterdam

Order of sessions not final and may well change.

09:15Registration
10:00 – 10:10Opening and introductions
Board Stichting NCHIV

Chairs: TBC

10:10 – 10:45(Digital) Plenary: Ending HIV and eliminating hepatitis C – a public health journey. Lessons I have learnt along the way
Margaret Hellard
10:45 – 11:00HIV in the Netherlands
Ard van Sighem (SHM)
11:00 – 11:12Q&A and panel discussion
Moderator: Marc van der Valk (SHM) 
Panellists:
Charlotte de Bree (HagaZiekenhuis)
Liza Coyer, Epidemiologist Infectious Disease Control (GGD Utrecht)
Kai Jonas, Professor of Applied Social Psychology (Maastricht University)
Karin Grientjes, Nurse practitioner (Radboud University Medical Center Nijmegen) 
11:12 – 11:20The cost of HIV care
Danielle Ratsma (AHTI)
11:20 – 11:30                Q&A and panel discussion 
                                Moderator: Marc van der Valk (SHM) 
                                Panellists:
                                Charlotte de Bree (HagaZiekenhuis)
                                Liza Coyer, Epidemiologist Infectious Disease Control (GGD Utrecht)
                                Kai Jonas, Professor of Applied Social Psychology (Maastricht University)
                                Karin Grientjes, Nurse practitioner (Radboud University Medical Center Nijmegen)
11:30Refreshment break
12:00 – 13:00Parallel Session 2

Clinical & Sociobehavioural Science

Chairs: TBC

12:00 – 12:10  O.01Audio-Supported COOP/WONCA could offer a more Inclusive Assessment of Health-Related Quality of Life Domains in People with HIV
Roos Klungers (Amsterdam UMC)
12:10 – 12:20  O.02HIV knowledge and stigma in the Netherlands: New insights from a representative sample of the Dutch population
Sarah Stutterheim (Maastricht University)
12:20 – 12:30  O.03A comparison of ageing-associated comorbidity prevalence between people with HIV treated late with toxic vs. treated early with more current regimens: results from the AGEhIV Cohort Study
Jessica van der Mannen (Amsterdam UMC)
12:30 – 12:40  O.04Cabotegravir and rilpivirine long-acting injections every 6 or 8 weeks in pregnant women living with HIV
Wendy van der Wekken – Pas (Radboudumc/MUMC)
12:40 – 12:50  O.05Generic TLD in the Netherlands: how price, uptake and treatment modification determine potential savings
Piter Oosterhof (OLVG)
12:50 – 13:00  O.06Why are HIV testing opportunities still missed? Perspectives of Dutch physician implementation leads within a European study
Divya Purwaha (Erasmus University Medical Center)

Epidemiology & Public Health

Chairs: TBC

12:00 – 12:10  O.07Three decades of condom use among men who have sex with men: findings from the Amsterdam Cohort Studies
Carien Blomaard (Department of Infectious Diseases, Public Health Service Amsterdam)
12:10 – 12:20  O.08Understanding How Healthcare Professionals Support HIV Prevention Decision-Making: A Mixed-Methods Study
Iris de Visser (Maastricht University)
12:20 – 12:30  O.09HIV pre-exposure prophylaxis (PrEP) care delivery by general practitioners in the Netherlands: a descriptive analysis
Toon Philipsen (Nivel)
12:30 – 12:40  O.10Cost-effectiveness and epidemiological impact of an HIV cure in the Netherlands
Myrthe Willemsen (UMC Utrecht)
12:40 – 12:50  O.11Changing Patterns of Chronic Hepatitis B and C Among Migrant Populations in the Netherlands, 2014-2025
Christine van Straten (RIVM)
12:50 – 13:00  O.12Can laboratory-based prompting improve hospital-wide HIV testing?
Inge Biemond (Erasmus University Medical Center)

Basic & Translational Science

Chairs: TBC

12:00 – 12:10  O.13Multi-Omics Clustering Differentiates the Total and Intact HIV Reservoirs and Related Host Immune Mechanisms
Victoria Rios-Vazquez (Radboud University Medical Center)
12:10 – 12:20  O.14Proteomic Profiling to Identify HIV-1 Reservoir Biomarkers in Acutely-treated Individuals
Dita Bolluyt (Laboratory for Experimental Virology)
12:20 – 12:30  O.15Studying the HIV-1 Brain Reservoir; an In Vitro Microglia Model to Evaluate Infection, Latency and Cure
Nanouk Zuidmeer (UMC Utrecht)
12:30 – 12:40  O.16Dissecting posttranscriptional latency blocks to HIV-1 reservoir expression
Yuka Appelboom (Amsterdam UMC)
12:40 – 12:50  O.17Development of bispecific antibodies to boost anti-HIV cytolytic response
Liesbeth Levels (Amsterdam UMC)
12:50 – 13:00  O.18Absence of effect of L74I in HIV-1 sub-subtype A6 on cabotegravir binding in silico
Jolieke van Osch (Erasmus University Medical Center)
13:00 – 14:45Lunch and poster viewing
13:30 – 14:00First posterwalk
14:05 – 14:35Second posterwalk

Chairs: TBC

14:45 – 15:20Plenary: Understanding the gut microbiota in HIV treatment and cure
Roger Paredes (Head of the Department of Infectious Diseases, Hospital Universitari Germans Trias i Pujol)
15:20 – 15:35Top 5 clinical papers
Emma Birnie (Amsterdam UMC)
15:35 – 15:50Top 5 sociobehavioural science papers
Sarah Stutterheim (Maastricht University)
15:50 – 16:05Top 5 basic & translational science papers
Jori Symons (UMC Utrecht)
16:05 – 16:35Refreshment break

Chairs: TBC

16:35 – 16:45  O.19Top clinical & sociobehavioural science abstract
No excess risk of high-grade cervical intraepithelial neoplasia after 5 years of HIV-1 RNA suppression in women with HIV: 24 years of national cohort data from the Netherlands
Vita Jongen (SHM)
16:45 – 16:55  O.20Top basic / translational science abstract
Elevated Interferon Signalling in HIV-1 Immunological Non-Responders is Linked to anti-CMV IgG titers and Epigenetic Reprogramming
Rob Arts (Radboudumc)
16:55 – 17:05  O.21Top epidemiology & public health abstract
Increased HIV incidence during Event-Driven PrEP compared to Daily PrEP in the Netherlands
Inge Willemstein (Department of Infectious Diseases, Public Health Service Amsterdam)
17:05 – 17:10Joep Lange & Jacqueline van Tongeren Young Investigator’s award
Board Stichting NCHIV
17:10 – 17:45Panel discussion
Moderator:
Alexander Pastoors (former Chair hiv vereniging)

Panellists:
Paul Stoffels

Xander Koolman, professor in health economics and chair of the department of health economics at the Vrije Universiteit Amsterdam

Sascha de Stoppelaar, Internist – infectious diseases specialist, Amsterdam UMC,
DC Klinieken, LCI-RIVM

Elske Hoornenborg

17:45Drinks