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MICROBIOLOGY A PICTORAL ESSAY MICROBES AND YOUR HEALTH.

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Presentation on theme: "MICROBIOLOGY A PICTORAL ESSAY MICROBES AND YOUR HEALTH."— Presentation transcript:

1 MICROBIOLOGY A PICTORAL ESSAY MICROBES AND YOUR HEALTH

2 ROBERT HOOKE – 1665- CELLS

3 ANTON VAN LEEUWENHOEK -1673-

4 LEEUWENHOEK’S MICROSCOPE

5

6 GERM THEORY AND BIOGENESIS

7 EDWARD JENNER - 1798 - SMALL POX

8 THE LOOK OF SMALLPOX

9 SMALLPOX – WHAT’S IN A NAME? THE POX PART OF SMALLPOX IS DERIVED FROM THE LATIN WORD FOR “SPOTTED” AND REFERS TO THE RAISED BUMPS THAT APPEAR ON THE FACE AND BODY OF AN INFECTED PERSON.

10 THE FACE OF SMALLPOX

11 COWPOX MAID = SMALLPOX VACCINE

12 IGNAZ SEMMELWEIS –1840 -PUERPERAL FEVER

13 LOUIS PASTEUR - BIOGENESIS

14 GERMS – CLOSE UP AND UGLY!!!!

15 GERM THEORY WEB

16 PASTEUR’S WORK – GOLDEN AGE OF MICRO FERMENTATION – YEAST MICROBES CONVERT SUGAR TO ALCOHOL BACTERIA RESPONSIBLE FOR SPOILAGE CHANGE ALCOHOL INTO ACETIC ACID PASTEURIZATION – HEAT BEVERAGE TO KILL BACTERIA – NO EFFECT ON TASTE COULD UNSEEN MICROBES CAUSE DISEASE??????

17 JOSEPH LISTER – ASEPTIC TECHNIQUE - 1860 ANTISEPTIC CLEANSING OF PATIENT SKIN PRIOR TO SURGERY PHENOL HAND SCRUB FOR SURGICAL TEAM STERILANT AEROSOL SPRAYED OVER SURGICAL FIELD TREATED SURGICAL WOUNDS WITH PHENOL (CARBOLIC ACID) WEARING OF GLOVES, GOWNS BETWEEN CASES, CLEANING/DISINFECTING INSTRUMENTS

18 ROBERT KOCH –1876– BACILLUS ANTRHACIS DISEASE CAUSING MICROBE OBSERVED IN ALL CASES PATHOGEN ISOLATED AND CULTURE GROWN PATHOGEN GROWN MUST REPRODUCE DISEASE IN SUSCEPTIBLE ANIMAL MICROBE ISOLATED TO PROVE AS PATHOGEN OF DISEASE PETRI DISH, AGAR, PURE CULTURE TECHNIQUE, STREAK PLATE METHOD

19 Bacillus anthracis

20 HANS GRAM – 1884 – GRAM STAIN

21 STAPH GRAM STAIN

22 CLOSTRIDIUM DIFFICILE (C.DIFF)

23 CLOSTRIDIUM PERFINGENS - INSIDE

24 OUTSIDE = GAS GANGRENE

25 VIRUS – MICROBIAL VIRULENCE The name virus, the Latin term for "poison," became standard for these pathogenic agents by the late Nineteeth Century, replacing the phrase contagium vividium fludium, also Latin for "contagious living fluid."

26 INFLUENZA VIRUS

27 INFLUENZA EPIDEMIC – 1918 ONE-THIRD POPULATION WIPED OUT

28 FLEAS CARRY BUBONIC PLAGUE

29 FLEA IN FLIGHT

30 GERMS ALIVE !

31 BIOS – CATHETER & INTESTINAL VILLI

32 PLAGUE – TYPHOID CHOLERA

33 MARY MALLON AKA “TYPHOID MARY”

34 TYPHOID FEVER VIA SALMONELLA

35 TRANSIENTS ON HANDS

36 RELATIVE SIZE BACTERIA/VIRUS

37 YEAST

38 STAPHYLOCOCCUS AUERUS

39 TOXOPLASMOSIS

40 EUKARYOTIC CELL

41 TRICHONELLA IN TERMITE GUT

42 TRYPANOSOMA – SLEEPING SICKNESS

43 YEAST CELLS

44 WHY WORRY?

45


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