The Cell Theory

Events

Zacharias Jansen

1590

Created the first compact microscope

Anton van Leeuwenhoek

1665

Discovered bacteria while looking at his teeth

Robert Hooke

1665

First to observe cells using cork

Matthias Schleiden

1833

Made the connection that all plants are made of cells

Theodor Schwann

1838

Discovered all animals are made of cells

Rudolph Virchow

1855

Cells come from other cells