Development of cell theory

  • Hans and Zacharias Janson

    Father and son made the first compound micrscope,
  • Robert Hooke

    Discovered a honeycomb-like structure in a cork slice using a compound microscope.
  • Anton van Leeuwenhoek

    Was the first person to observe and describe single cells. He was also the first to record and observe mussle tissue, blood and bacteria.
  • Lazzaro Spallanzani

    He believed spontaneous generation held that livingcreatures could develop from lifeless matter, especially from decaying matter.
  • Francesco Redi

    He was the first person to prove that spontaneous generation did not cause the growth of maggots in decaying meat, but they appeared from eggs deposited by flies.
  • Robert Brown

    known for his description of the natural continuous motion of minute particles in solution, which came to be called Brownian movement
  • Matthias Schleiden

    He discovered that all plants are made up of cells.
  • Theodor Schwann

    He showed that yeast were tiny plant-like organisms, and suggested that fermentation was a biological process.
  • Rudolph Virchow

    His most famous discovery is the theory that cells are made from division of themselves
  • Louis Pasteur

    his most famous developments a vaccine against rabies