Stem cell surgery

The Cell Theory

  • Hans and Zacharias Janssen

    Hans and Zacharias Janssen

    Produced the first compound microscope by combining two convex lenses within a tube.
  • Robert Hooke

    Robert Hooke

    Discovered the cellular composition of cork and introduced the word cell to science.
  • Anton van Leeuwenhoek

    Anton van Leeuwenhoek

    Improved magnification of microscopes by polishing lenses.
  • Matthias Schleiden

    Matthias Schleiden

    Discovered the plants were made up of cells.
  • Theodor Schwann

    Theodor Schwann

    Fiscovered that animals were made up of cells.

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