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Cell Theory Development

  • The First Compound Microscope

    The First Compound Microscope
    Zacharius Janssen invented the compound microscope to observe microscopic organisms. This is the first step into cell theory.
  • Theory of evolution

    Theory of evolution
    Robert Hooke came up with the theory of cellular evolution while studying microscopic fossils.
  • First observed microorganism

    First observed microorganism
    Anton van Leeuwenhoek discovered the microorganism using a compound microscope
  • Importance of the Cell Nucleus

    Importance of the Cell Nucleus
    Matthias Schleiden discovered the importance of the cell nucleus (The date is for the discovery of the Nucleus itself)
  • "Cells are the basis of Life Itself"

    "Cells are the basis of Life Itself"
    Theodor Schwann theorized that cells were the fundamental unit for all living things
  • Statement that all living cells come from cells

    Statement that all living cells come from cells
    Rudolf Virchow stated that all living cells come from preexisting cells
  • Major Study of Vaccination and Immunity

    Louis Pasteur's first important discovery was the study of Vaccination and became famous for stopping viruses and bacteria with vaccination