A cartoon from the 1880s. What does the cartoon show? Look at the version on p.125, too for details ...
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Transcript of A cartoon from the 1880s. What does the cartoon show? Look at the version on p.125, too for details ...
A cartoon from the 1880s.
What does the cartoon show? Look at the version on p.125, too for details
How useful is it in understanding how scientists helped to improve the treatment of disease?
How important was How important was Robert Koch?Robert Koch?
TBAT explain the key TBAT explain the key achievements of Koch and achievements of Koch and compare his work to Louis compare his work to Louis
PasteurPasteur
LOs
Key words: anthrax Petri dish
What has this got to do with germ theory? Read p.124-5 to find out Pasteur once said, ‘Chance favours the prepared mind’ – who does this more apply to, the
work of Pasteur or Koch?
Your taskYour task Read about the work of Read about the work of
Robert Koch. On p.124-5Robert Koch. On p.124-5 Around the picture of a Around the picture of a
Petri dish record evidence Petri dish record evidence of how these factors of how these factors helped: war; technology; helped: war; technology; individual genius; chanceindividual genius; chance
Supplement your notes on Supplement your notes on PasteurPasteur
Identify other factors in Identify other factors in the development of Germ the development of Germ TheoryTheory
Koch - factorsKoch - factors War: Franco-Prussian War, 1870-1 turned the War: Franco-Prussian War, 1870-1 turned the
two into rivalstwo into rivals Technology: had a well-equipped laboratory Technology: had a well-equipped laboratory
like Pasteur; used photography to record like Pasteur; used photography to record bacteria; grew bacteria on petri dishes (and bacteria; grew bacteria on petri dishes (and potatoes!); used dyes to identify bacteria, e.g. potatoes!); used dyes to identify bacteria, e.g. TB; microscopeTB; microscope
Individual genius: first to prove an individual Individual genius: first to prove an individual bacterium caused disease - Anthraxbacterium caused disease - Anthrax
ChanceChance Other factors?Other factors?
Pasteur - factorsPasteur - factors TeamsTeams: worked in teams, e.g. including : worked in teams, e.g. including
Charles Chamberland, on development of Charles Chamberland, on development of vaccine for chicken choleravaccine for chicken cholera
TradeTrade: farmers wanted cure for chicken : farmers wanted cure for chicken cholera which was decimating industrycholera which was decimating industry
ChanceChance: Chamberland injected chickens : Chamberland injected chickens with old strain of chicken cholera bacteria; with old strain of chicken cholera bacteria; tested rabies vaccine on Joseph Meistertested rabies vaccine on Joseph Meister
Attitudes & enquiryAttitudes & enquiry: Pasteur familiar with : Pasteur familiar with Jenner’s work; injected Meister 13xJenner’s work; injected Meister 13x
HomeworkHomework Who contributed more to Who contributed more to
the treatment of disease?the treatment of disease? Louis PasteurLouis Pasteur Robert KochRobert Koch
Remember to include an Remember to include an introduction, use topic introduction, use topic paragraphs (one for each paragraphs (one for each individual) and reach a individual) and reach a conclusion.conclusion.
Use detailed evidence Use detailed evidence from your notesfrom your notes
Robert Koch, German scientist in his laboratory