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Robert Hooke discovered and named cells after the small rooms in monasteries. He also began the development of Cell Theory.

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Antonie van Leeuwenhoek discovers bacteria through microscopes.

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Edward Jenner found a way to use cowpox to inoculate people against smallpox. He first tested his theory on an 8 year old boy named James Phipps.

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Theodor Schwann discovers that all organisms are made of cells, completing the Cell Theory.

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During this time, the field of microbiology grew and numerous microorganisms were identified.

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Louis Pasteur theorizes that diseases are caused by microorganisms that travel through the air.

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Robert Koch announced the discovery of the bacteria that causes tuberculosis, which killed 1 out of 7 people in the US at the time.

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Alexander Fleming accidentally discovered penicillin by leaving an open container in his lab while on vacation for two weeks.

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Ernst Ruska invented the electron microscope which allowed him to see at much higher magnification levels than before.

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James Watson and Francis Crick figured out what DNA was made of and how it functions in our cells.

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https://www.cliffsnotes.com/study-guides/biology/microbiology/introduction-to-microbiology/a-brief-history-of-microbiology

https://education.nationalgeographic.org/resource/history-cell-discovering-cell

https://makingscience.royalsociety.org/s/rs/people/fst00039851

https://www.healio.com/news/endocrinology/20120325/penicillin-an-accidental-discovery-changed-the-course-of-medicine

https://www.nature.com/articles/nrmicro2106

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1200696/

https://www.encyclopedia.com/people/science-and-technology/cell-biology-biographies/theodor-schwann

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Edited by: Joshua Matthias Wieber and Katie Blackwood

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Edited by: Joshua Matthias Wieber and Katie Blackwood