If you plan to submit an abstract to be presented at IUPS 2025 but had no chance to do this until the end of the official deadline we have good news for you! Please note that the abstract submission period has been extended until 28 April 23:59 CEST. There will be no further extension , so take your chance now! Please note that the early registration period lasts until mid May,; thus it is still possible to submit an abstract taking advantage of the lower early registration fees!