Dr. Darragh Duffy, a translational immunology expert involved in the Milieu Interieur project, dives into the complexities of immune responses. He discusses the critical role of type 1 interferons in viral infections and their influence on autoimmune conditions, along with recent insights from COVID-19 research. The conversation also covers JAK inhibitors and their benefits for autoimmune diseases, the nuanced use of steroids in treatment, and groundbreaking research on immune diversity, all while keeping things engaging and light-hearted!