Timeline: Cell Theory Timeline | Timetoast

Period: 384 BCE to 322

Aristotle

invented science as a field of study from observations of the natural world
Period: Jan 1, 1590 to Jan 1, 1590

Zacharias Jansen

invented the microscope
supported the belief of spontaneous generation
Period: Jan 1, 1600 to Jan 1, 1600

Jan Baptist van Helmont

Improved the microscope
Period: Jan 1, 1655 to Jan 1, 1655

Robert Hooke

Coined the term cell, and discovered the cells nucleus in plants
Period: Jan 1, 1674 to Jan 1, 1674

Anton van Leeuenhoek

invented lenses that can magnify to 270
Period: Jan 1, 1802 to Jan 1, 1802

Lorenz Oken

Said ¨All living organisms originate and consist of cells"
Period: Jan 1, 1804 to Jan 1, 1804

Matthias Schleiden

discovered the importance of a cell nucleus
Period: Jan 1, 1810 to Jan 1, 1882

Theodor Schwann

Did experiments to disprove spontaneous generation
Period: Jan 1, 1833 to Jan 1, 1833

Robert Brown

discovered the cells nucleus
Period: Jan 1, 1848 to Jan 1, 1848

ALbrecht von Koelliker

Interpreted the developing embryo in terms of cell theory. Established cell theory.
Period: Jan 1, 1850 to Jan 1, 1850

Louis Pasteur

cells can only come from preexisting cells
Period: Jan 1, 1858 to Jan 1, 1858

Rudolf Virchow

Division of cells happens from preexisting cells