Cell Theory

  • Marcello Malpighi

    Marcello Malpighi
    Found the connection between Arteries and Veins
  • Robert Hooke

    Robert Hooke came up with the word cell when he was looking at a cork under a microscope. He thought that all the small compartments of the cork looked like cells. He did not try to discover it any further.
  • Anton van Leeuwenhoek

    Anton van Leeuwenhoek was the first person to look at a live cell under a microscope and called the cells, animalcules, because in his opinion they looked like little animals.
  • Henri Dutrochet

    IN 1824, Henri Dutrochet came to the fact that all living things were made up of cells.
  • Robert Brown

    Robert Brown
    In 1831, Robert Brown discovered the Nucleus. He had studied multiple plants and made a up a term for the slighty opaque spot that other scientists ignored.
  • Felix Dujardin

    Feliz Dujardin discovered the protoplasm. Contradicting to other scientists he said that animal cells weren't hollow and that they contained sarcodes which was then later renamed to cytoplasm.
  • Matthias Schleiden and Theodor Schwann

    Matthias Schleiden and Theodor Schwann
    In 1838, Matthias Schleiden and Theoder Schwann worked together to publish a report which stated the first two components of cell theory.
    1. All organisms are composed of one or more cells
    2. The cell is the basic unit of structure and organization in organisms
    (Picture is of Schwann)
  • Rudolf Virchow

    Rudolf Virchow
    Rudolf Virchow discovered the third component of the cell theory, all cells come from pre-existing cells.