Cell Discovery

Events

Democritus

300 B.C.

All things are composed of minute, indestructible, invisible particles of pure matter.

Seneca

65 A.D.

Reported that glass globules filled with water aided in seeing those things difficult to see with the eye.

Claudius Ptolemy

150

Investigated magnification by means of curved surfaces.

Leonardo da Vinci

1485

Stressed the importance of using lenses for the study of small objects.

Hans And Zacharias Jansen

1590

Combined the two convex lenses within a tube, thus constructing the forerunner of the compound microscope.

Robert Hooke

1665

Described microscopic structure of familiar substances including the cellular structure of cork.

Francesco Redi

1668

Disproved the phenomenon of spontaneous generation.

Anton van Leeuwenhoek

1674 - 1683

Improved the polishing of lenses of short focal length to improve magnification and discovered bacteria.

Caspar Wolff

1758

Proposed that all organs in animal embryos were made of globules which could be seen under a microscope.

Felice Fonatana

1781

Described the nucleolus after finding it in the slime from an eel's skin.

Jean Baptiste de Lamarck

1809

Declared that cellular tissue is the general matrix of all organization.

Henri Dutrochet

1824

Stated that all organic tissues are actually globular cells of exceeding smallness, united by simple adhesive forces.

Pierre Turpin

1826

Reported his observation of cell division.

Franz Meyen

1830

Stated that each cell forms an independent, isolated whole it nourishes and builds itself up.

Robert Brown

1831

Publishes his observations of reporting the discovery and widespread occurrence of nuclei in cells.

Matthias Schleiden and Theodor Schwann

1838 - 1839

Discovered that plant parts are made of cells and that animal parts are made of cells. Also proposed the idea of Cell Theory.

Hugo von Mohl

1839

Carefully described details of mitosis in plants.

Rudolph Virchow

1855

Stated that all living cells come only from other living cells.

Gregor Mendel

1866

Publishes his investigation of plant hybrids.

Anton Schneider

1873

Observed and described chromosomes during cell division.