HLSC 1F90 Lecture Notes - Lecture 6: Phagocytosis, Immunity (Medical), Antibiotics
27 Jan 2018
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Document Summary
In response, the human body invests heavily in cells dedicated to defence, which collectively form the immune system. European disease: 74. 6% of the class say vaccines are good, 3. 4% say bad, 22. 0% say undecided, previously, 85% would say good. In asia, smallpox virus had been used to induce protective immunity: edward jenner, an england doctor used cowpox to induce protection against smallpox, not as risky as using the dangerous smallpox virus. Infectious diseases: even against types of diseases such as cancer. Let(cid:859)s co(cid:374)sider: the microorganisms that infect human beings and then the defences they must overcome to start and propagate an infection, the individual cells and tissues of the immune system. Includes microbes that are normally around, but can be problematic in the right conditions = opportunistic pathogen: 4 groups, bacteria, virus, fungi, parasites (heterogeneous, antibiotic treatments disrupt the natural ecology of the colon. Innate refers to determination based entirely by the genes a person inherits from their parents.
