This page hosts a list of events in Europe relevant to the interests of those involved (directly or indirectly) in the 3Rs principles of reduction, refinement and replacement of animal testing.

Please use the hyperlinks to the right for quick navigation or scroll down. The sections are organised by year and then by date.

For other geographical regions, use the drop-down menu above or see the Other Geographical regions links at the bottom of the page.

If your event is not listed here, use the Get In Touch form on our CONTACT US page so we can advertise it free of charge for you.


26th to 30th June: The 2nd Microphysiological Systems (MPS) World Summit will be in Berlin. Click here for the conference website. Click here for the program. Registration is now closed for this congress.

11th to 20th July: British Society of Toxicological Pathology are hosting a CES on “Nervous system and special senses organs” on 6 afternoons across 11th to 20th July 2023. Registration closes on Friday 30th June. Click here for more information.

26th to 30th August: The International Society for Aerosols in Medicine (ISAM) annual congress will take place in Saarbrucken, Germany from 26th to 30th August. Registration is open and can be found here. Provisional program can be found here.

8th September: The TEDD Annual Meeting on the Clinical Applications of advanced cell culture models will take place on 8th September in Wadenswil, Switzerland. Follow this link for more details.

9th to 13th September: The European Respiratory Society (ERS) is hosting its annual conference in Milan, Italy from 9th to 13th September. See here for the program and link for downloading.

10th to 13th September: 57th Eurotox Congress will take place in Ljubljana, Slovenia from 10th to 13th September 2023. A detailed program is also available here.

13th to 15th September: The Centro 3R meeting will take place in Milan, Italy from the 13th to the 15th September. Keep an eye on their website for more information.

14th September: The 3rd ASPIS Open Symposium will take place on 14th September in Ljubljana, Slovenia. See the cluster’s website for more details.

26th to 27th: Integrating NAMs into Next Generation Risk Assessment. Co-organised by Cehtra and AlterTox

9th to 10th Nov: Hands-on training – In Vitro Lung Models, Geneva, Switzerland hosted by EpiThelix and co-organised with AlterTox Academy

15th November: The European Partnership for Alternative Approaches to Animal Testing (EPAA) will hold its Annual Conference in Brussels, Belgium on Wednesday 15th November and will run from 10am to 5pm (local time). See the EU Commission website page (here) or the NC3Rs website (here) for updates.

23rd to 24th Nov: Annual Congress of the SFT, Paris

3rd to 5th Dec: Austrian 3Rdays – 1st face-to-face meeting of the Austrian 3Rs centre, Innsbruck


27th to 28th February: WORD+ 2024 has been announced – calling all Organ-on-a-chip researchers. This event will take place in Cambridge, UK from 27th to 28th February and will feature speakers such as Professor Thomas Hartung.

27th to 28th Feb: World Organoid Research Day, Wellcome Genome Campus, Cambridge, UK. Tickets now on sale

28th February: The ECHA Conference will take place on 28th February in Helsinki. More information will be added as it becomes available.

7th to 10th Apr: University of Konstanz 5th International Conference on Developmental Neurotoxicity testing (DNT), Konstanz, Germany

3rd to 6th Jun: 22nd International ESTIV congress, Prague. Abstract deadline is 31st Oct 2023, early-bird registration is 11th Apr 2024

20th to 21st June: LIVe 2024 Lung In Vitro event. 20th and 21st June in Nice, France. See their website for updates and the latest information here: LIVe 2024 (

18th to 20th September: The European Society for Alternatives to Animal Testing (EUSAAT) Congress for 2024 has been announced and will take place in Linz, Austria from 18th to 20th September. See the EUSAAT website for more details.


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