The conference will take place on Thursday April 16th 2026. Venue will be the Marinus Ruppert Building in Utrecht, the Netherlands.

Timetable

TimeActivityAdditional info
09:00 – 09:30Coffee and tea
09:30 – 12:00Plenary sessionRoom Blue
Chairs: Rinke Stienstra, WUR; Linette Willemsen, UU
09:30 – 09:45Opening: welcome / introduction
09:45 – 10:25Click chemistry for tracking nutrient uptake and metabolism in immune cellsProf. Sander van Kasteren,
Leiden University, The Netherlands
10:25 – 10.40From in vitro findings and in vivo murine models to a RCT: effects of Agaricus bisporus strains on immune functionWillem Zwaan
Maastricht University, Netherlands
10:40 – 11:00Break
11:00 – 11.40Nutritional intervention with a flavonoid enriched diet in Multiple SclerosisProf. Jerome Hendriks,
University of Hasselt, Belgium
11:40 – 11:55The dietary indole I3C and its acid condensation product DIM suppress degranulation of primary human mast cellsJoyce van de Ven
Utrecht University, Netherlands
11:55 – 12:00Closure
12:00 – 13:00Lunch and poster viewing
13:00 – 14:30Parallel session: I Inflammation and II Immune resilience/infection

Intro chair

Ewout Bijlsma – UMC Utrecht
Milk in Motion – How time and maternal factors influence human milk antibody composition. A PRIMA birth cohort study

Chantal van Everdingen – Wageningen UR
The Development of Functional Readouts to Monitor Trained Immunity in Chickens

Tineke de Jong – Danone RI Utrecht
Fucosylated HMO containing nutrient combination induces T cell exhaustion

Yunita Rakhmawati – Utrecht University
Indole-3-Carbinol and Indole-3-Aldehyde selectively dampen IL-12p70 production by human monocyte-derived dendritic cells in AhR-independent manner

Piotr Gierlich – EMC Rotterdam
Alginate- and Chito-oligosaccharides: alternative antimicrobials to treat Pseudomonas aeruginosa infections

Closure
Room 040
Chairs: Tamara Hoppenbrouwers, WUR; Olaf Perdijk, UU
13:00 – 14:30Parallel session: III Intestinal Immunology and IV Allergy

Intro Chair

Eric Hiddingh – UMC Groningen
Dextrins reduce TLR2 and TLR4 activity and enhance intestinal epithelial barrier in a dextrinization-dependent fashion

Mojtaba Porbahaie – Wageningen UR
Immune complexes of bovine IgG with house dust mite proteins bind to human monocytes via CD32, but do not induce trained immunity

Chantal den Elzen – Utrecht University
Polyphenols reduce activation of monocyte derived dendritic cells in type-2 polarizing conditions

Laura Meulenbroek – Danone RI Utrecht
Harnessing the power of high-affinity Siglec-9 ligands for allergen immunotherapy by site-specific glyco-tagging

Gosia Teodorowicz – Wageningen UR
Impact of food processing on pea allergenicity: Can sIgE-profile predict basophil activation?

Closure
Room 042
Chairs: Suzanne Abbring, WUR; Coen Govers, WUR
14:30 – 15:00Coffee / Tea
15:00 – 16:00Poster session (poster jury, 6 selected abstracts)Poster area (hall Ruppert building)
16:00 – 16:15Coffee / Tea
16:15 – 17:15Plenary sessionsRoom Blue
Chairs: Joost van Neerven, WUR; Linette Willemsen, UU
16:15 – 17:00Impact of diet and microbes on early life immune developmentProf. Harald Renz,
Philipps University Marburg, Germany
17:00 – 17:15ClosurePoster and presentation awards, closure and outlook
17:15 – 18:00Drinks and bitesSupported by the Gerrit Grijns Initiative