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The International Eosinophil Society, Inc. (IES) is an organization of scientists and clinicians interested in the eosinophil, a blood cell strongly associated with many diseases. The society sponsors biennial meetings to review new information about the eosinophil and its roles in health and disease. Read More


Register Now! December 2023 Webinar: Neuroimmunology in Eosinophils

Join us Wednesday, 13 December 2023 at 9:30 am - 11:00 am US Eastern / 3:30 pm - 5:00 pm Central Europe for a live webinar on Neuroimmunology in Eosinophils. Our live webinars are completely free of charge, we just ask that you register in advance. For full webinar details, click here.

Medical Journal Reviews - NEW

Medical Journal Reviews have now launched on the IES website! Articles will be selected and reviewed that are relevant and important for scientists and clinicians interested in the eosinophil. Check it out here.

Free Membership for Early Career Individuals

The International Eosinophil Society is pleased to announce that Early Career Membership is now free for all students, health care personnel, doctoral candidates, post-docs and fellows! Sign up today!

Successful 12th Biennial Symposium held in Hamilton, Ontario, Canada

The world’s leading experts in the field of eosinophil research recently gathered together during the 12th Biennial Symposium of the International Eosinophil Society in Hamilton, Ontario, Canada from 11-15 July 2023. Click here for a meeting summary.

You're Invited to Attend: Mast Cell & Basophil Meeting

Corporate Advisory Council
Platinum Member

Astra Zeneca

Gold Members

AllakosAmgenGSKSanofi Regeneron

Bronze Members

Areteia TherapeuticsBMSCelldexTakeda