1 st ANNOUNCEMENT Dear colleagues, The 5th Meeting of Middle Europe Societies of Immunology and Allergology (MESIA) will be taking place from 23 – 26 of November 2022 at the Hotel Ambassador in Prague, Czech Republic. Let us cordially invite you to join this 3-annual meeting of the Immunological Societies and Societies of Clinical Immunology and Allergology from 6 countries in Central Europe, which are linked not only scientifically but also historically: Czech Republic, Slovakia, Hungary, Austria, Croatia and Slovenia. 11 societies of immunology will present their lines of study and new data during a 3,5 days meeting, organized for creating the best surrounding to network in a joyful atmosphere. We believe that not only the beauty of Prague, but also its central location and easy access from all over Europe will be attractive to participants as a venue for this upcoming congress. This congress will be organized by the Czech Immunological Society - CIS (President CIS and chair of the congress: Dr. Luca Vannucci, MD, PhD), in cooperation with the Czech Society of Clinical Immunology and Allergology – CSAKI. Registration will be online very soon! Sincerely Luca Vannucci President Czech Immunological Society (CIS)