MCB 2610 Chapter Notes - Chapter 1: Penicillin, Tobacco Mosaic Virus, Aureus
8 Sep 2016
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Avery welch mcb 2610 microbiology week 1 & 2 chapter 1 the microbial world: ignaz semmelweis (1840s) High incidence of purpural fever in obstetrical patients could be reduced by washing hands (autopsy source: joseph lister (1827-1912) Provided the indirect evidence that microorganisms were the causal agents of disease. Developed a system of surgery designed to prevent microorganisms from entering wounds as well as methods for treating instruments and surgical dressings using phenol. His patients had fewer post-op infections: john snow 1 st epidemiologist 1854 (cholera outbreak) Centered on broad street well sewer pipe was leaking into well. Interestingly, people who worked at a local brewery were unaffected. Robert koch (1843-1910: established relationship between bacillus anthracis and anthrax. Determined bacillus anthracis and mycobacterium tuberculosis were the causes of anthrax and tuberculosis (respectively) His work with anthrax helped sheep herders and cattle ranchers avoid costly animal losses: used criteria developed by his teacher jacob henle (1809-1895)
