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hans and Zacharias Janssen, constructed the frist compound microscope using two lenses inside a tube
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First saw cells in a slice of cork and named them cells
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Unicellular organisms were discovered by Anton Van Leeuwenhoek and called them 'animalcules'
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Leeuwenhoek discovers bacteria from saliva
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Rene Dutrochet stated all animals and plants were made of cells
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Robert Brown discover the nucleus inside orchid cells
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Matthias Schleiden and Theodor Schwann formulated the cell theory; that all living matter is composed of cells
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Rudolf Virchow stated that 'where a cell exists there must have been a pre-existing cell. just as the animal arises only from an animal and the plant only from a plant'
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Walther Flemming described cell division (mitosis) from observations of living and stained cells
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Ernst Ruska built the first electron microscope. Details of internal cell structures were revealed.
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An image of crystaline DNA helped James Watson and Francis Crick to reveal the structure of DNA.
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Marvin Minsky developed the first confocal microscope which was able to produce 3D images of cells and cell structures.
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Two-Photon Fluorescence Microscope was developed by Winfried Denk which uses laser light that creates 3D images within tissues without damaging cells.
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