We the Department of Udalthathuvam presented a webinar on Insights of immunology and Role of biomarkers in covid by Dr.L.Juliet M.D(S), Research officer, Siddha Central Research Institute, CCRS, Chennai. We would like to express our gratitude to our CEO Sai Prakash Leomuthu sir, CBO R.Sathish Kumar sir and our beloved Principal Prof. Dr.S.Mathukumar. We also thank DR.Bama, other faculty members and our students who made this webinar a success.