germ theory


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germ theory

[′jərm ‚thē·ə·rē]
(medicine)
The theory that contagious and infectious diseases are caused by microorganisms.
References in periodicals archive ?
However, after the discovery in 1874 by Hansen of the Mycobacterium leprae bacillus, the widening acceptance of germ theory, and--interestingly--the insistence of colonial medical doctors and administrators that leprosy was contagious, this view came under attack, with accompanying implications for debates about the confinement and seclusion of lepers.
Whether engineers or doctors, chemists or microbiologists, were seen as credible depended partly on their knowledge, and also on their capacity to redefine the challenges of urban life, as when germ theory forced reconsideration of the boundaries between the body, the home, and the city.
Certainly, before Semmelweiss and Pasteur, if one asked what a new theory of disease would be like--what would it amount to and what good would it be--they would not have been able to answer because they did not have any clear insight into the shape and direction of what would amount to the new germ theory of disease.
Finally, evolution is indisputable, Matzke points out--as well established as the germ theory of disease and the atomic theory.
And he certainly must be the first science teacher to let the germ theory slip his mind.
Remember, this is before the discovery of the germ theory.
Top 10 innovations:1 Bicycle 59% 2 Transistor 8% 3 Electro-magnetic induction ring 8% 4 Computer 6% 5 Germ theory of infection 5% 6 Radio 5% 7 Internet 4% 8 Internal Combustion Engine 3% 9 Nuclear Power 1% 10 Communications Satellite 1%.
Germ theory is not the entire story, but do wash your hands often when out in public.
Her dissertation, Americans and the Germ Theory of Disease (1949), has received appreciative attention recently as scholars revisit the reasons why the American medical establishment clung so tightly to the miasma theories of disease long after they had been rejected on the Continent (Tomes, 1997).
More importantly, women continued to die needlessly for another 30 years "until the germ theory proved Semmelweis was correct.
Germ theory, the discovery of ether and the invention of electric lights drastically re-shaped surgery.
The content of the book has been summarised by the author in the preface, and ranges from germ theory to toxins, to food factors, protein--and finally the vitamine (vitamin).