Definition of Interleukin-1Interleukin-1: A protein produced by various cells, including macrophages, interleukin-1 raises body temperature, spurs the production of interferon, and stimulates growth of disease-fighting cells, among other functions. Abbreviated IL-1. Last Editorial Review: 4/27/2011 5:27:15 PM
Back to MedTerms online medical dictionary A-Z List Need help identifying pills and medications? |
Get the latest health and medical information delivered direct to your inbox FREE!


