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1543
Aristrotle
identified many species and set up a starting point for classification of organisms -
Antonie van Leeuwenhoek
he made microscopes which he later likely saw protozoa for the first time -
Carolus Linnaeus
he published a book over classification and nomenclature -
Edward Jenner
made the small pox vaccine -
John Snow
he developed an apparatus that improved both the safety and the effectiveness of chloroform -
Florence Nightingale
made suitable conditions for patients to prevent them from infections or getting even more sick than what they already were -
Louis Pasteur
Louis was asked to help solve problems related to alcohol production at a local distillery, and thus he began a series of studies on alcoholic fermentation. His work on these problems led to his involvement in tackling a variety of other practical and economic problems involving fermentation. His efforts proved successful in unraveling most of these problems, and new theoretical implications emerged from his work. -
Joseph Lister
he found out that cleaning his surgical instruments with carbolic acid prevented the patients from getting infections after surgery -
Robert Koch
discovered the life cycle of anthrax -
Louis Pasteur
Pasteur vaccinated Joseph Meister, a nine-year-old boy who had been bitten by a rabid dog. The vaccine was so successful that it brought immediate glory and fame to Pasteur. -
Hans Ernst August Buchner
was one of the first to discover a substance in blood serum that was capable of destroying bacteria he also introduced the pyrogallic method for cultivation of anaerobic bacteria
