MICR 2420 Lecture Notes - Lecture 1: Eukaryote, Edward Jenner, Nitrogenous Base

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Follow history of milestone discoveries in microbiology. Start to develop an awareness of microbiology in the world around us. Lecture 1: jan 10, 2017: mitochondria: produce energy from chemical components, chloroplasts: produce energy from photons (light) Observed (and drew) nematodes, mites and mold sporangia: coi(cid:374)ed the te(cid:396)(cid:373) (cid:858)(cid:272)ell(cid:859, f(cid:396)o(cid:373) the (cid:449)o(cid:396)d used to des(cid:272)(cid:396)i(cid:271)e (cid:373)o(cid:374)k(cid:859)s (cid:395)ua(cid:396)te(cid:396)s (cid:894)also f(cid:396)o(cid:373) lati(cid:374) (cid:449)o(cid:396)d, (cid:858)(cid:272)ella(cid:396)e(cid:859)(cid:895) Son of a draper (sells fabric); experimented with grinding ever-tronger magnifying lenses: up to 500x magnification. Became the first person to observe single-celled organisms: (cid:862)a(cid:374)i(cid:373)al(cid:272)ules(cid:863) bacteria. Small pox was a dreaded disease: killed 20% of all who were infected and 80% of children, blinded and scarred many other victims, (cid:862)va(cid:396)iolatio(cid:374)(cid:863) (cid:449)as p(cid:396)a(cid:272)ti(cid:272)ed (cid:271)ut (cid:272)a(cid:396)(cid:396)ied g(cid:396)eat (cid:396)isks. Developed vaccination with material from cowpox scabs. Pu(cid:271)li(cid:272) oppositio(cid:374) to (cid:448)a(cid:272)(cid:272)i(cid:374)es has (cid:374)ot go(cid:374)e a(cid:449)a(cid:455) : borne out of irrational fear and poor science, vaccines continue to be the most effective method for prevention of disease.

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