Life Science
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Jan Swammerdam, Dutch doctor and naturalist, first observed and described the red blood cells under a microscope. [1]
Anton van Leeuwenhoek reported the discovery of micro-organisms.[2]
German Botanist Matthias Schleiden discovered that plants are made of cells
German zoologist, Theodor Schwann discovered that animals are made of cells
German physician named Rudolph Virchow discovered that cells only arise from pre-existing cells
Hans Driesch separated the individual cells of a 2-cell sea urchin embryo and shows that each cell develops into a complete individual, thus disproving the theory of preformation and showing that each cell is "totipotent," containing all the hereditary information necessary to form an individual.
Svedberg developed the first analytical ultracentrifuge.
Ruska builds the first Transmission Electron Microscope.
Coons used fluorescent labeled antibodies to detect cellular antigens.
Gey and co-workers established a continuous human cell line.
First commercial Scanning Electron Microscope produced.
