BIOL 2051 Lecture Notes - Lecture 19: Human Microbiota, Lysozyme, Lactoferrin
Document Summary
Chapter 19: innate host defenses against microbial invasions. Chapter outline a: barriers to infection, the inflammatory response, the molecules of the innate system, the cells of innate immunity. We are constantly under assault from microbes in us, on us, and around us. a. ii. We must have systems in place to provide defense against this assault (which comprise immunity). Immunity can be split into two parts: a. iii. a. iii. 1. a. iii. 2. Immunity: are there different types of immunity? b. Immunology is the study of the components and processes of the immune system b. i. The immune system distinguishes foreign substances from self structures. b. ii. These two systems work together to defend the body against foreign agents and cancerous cells. c. Provide a first line of defense against microbes c. iii. Usually recognize biochemical differences between microbes and host cells c. iv. While microbes can be recognized as foreign, this system can"t discern the precise identity of the microbe. c. iv. 1. c. iv. 2.
