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In 322 BC Aristotle became a greek pholpher and did studyimg and writing.
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Jansen Invented the first basic microscope. Without this invention, people would have never seen cells.
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in 1609 Helmont became the founder of pneumaticm chemistry after he had a rich settlement with his family.
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in 1668 anton van leeuwenhoek created a simple microscope.
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In 1800 Robert Brown made a contribution to the founding of the cell nucleus and cytoplasmic streaming
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in 1832 matthias began studying medicine and mainly dealt with plant anatomy
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in 1838 Oken speculated thatn plants and animals are made up of tiny living infusoria led to the cell theory.
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Theodor Schwann discovered new cells and found new development of cells. He was a teacher at Berlin and taught histology.
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in 1845 Roelliker became a proffesor of physiology and studied in the developmet of higher animals
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in 1848 Louis became a proffesor in chemistry. In 1854 he was working oin the germ theory but he did not want to invent. in 1879 he made his first vaccine discovery called chicken cholera
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in 1849,Rudolf Virchow founded cellurlar pathology
