RT Book, Section A1 Levinson, Warren A1 Chin-Hong, Peter A1 Joyce, Elizabeth A. A1 Nussbaum, Jesse A1 Schwartz, Brian SR Print(0) ID 1190864537 T1 Innate Immunity T2 Review of Medical Microbiology & Immunology: A Guide to Clinical Infectious Diseases, 17e YR 2022 FD 2022 PB McGraw-Hill Education PP New York, NY SN 9781264267088 LK accessmedicine.mhmedical.com/content.aspx?aid=1190864537 RD 2024/04/19 AB The innate immune system is composed of physical barriers, cells, and circulating factors that are always active and ready to repel microbes. They form a boundary between you and the viruses, bacteria, and fungi that live on and inside you. Innate immune cells also clean up debris and dying cells. Advantages of the innate immune system are that it responds rapidly and targets molecular patterns widely shared among microbes.