Matthias Jakob Schleiden, also spelled Matthias Jacob Schleiden, (born April 5, 1804, Hamburg [Germany]—died June 23, 1881, Frankfurt am Main, Germany), German botanist, cofounder (with Theodor Schwann) of the cell theory.
- The Editors of Encyclopaedia Britannica
Matthias Jakob Schleiden was born in Hamburg. on 5 April 1804. His father was the municipal physician of Hamburg. Schleiden pursued legal studies graduating in 1827. He then established a legal practice but after a period of emotional depression and attempted suicide, he changed professions.
Matthias Jakob Schleiden 1804-1881 German Botanist M atthias Jakob Schleiden and Theodor Schwann (1810-1882) are generally regarded as the first scientists to establish cell theory. Cell theory is a fundamental aspect of modern biology.
Matthias Jacob Schleiden was a German botanist who, with Theodor Schwann, cofounded the cell theory. In 1838 Schleiden defined the cell as the basic unit of plant structure, and a year later Schwann defined the cell as the basic unit of animal structure.
Matthias Jakob Schleiden (1804 - 1881) was Professor of botany at the University of Jena and is best known as one of the foundational architects of the cell theory. Schleiden was also an early evolutionist. As Schleiden wrote in a lecture on the "History of the Vegetable World" published in The Plant; A Biography, 1848 (translated into English ...
Jun 8, 2018 · Schleiden, Matthias Jakob (1804–81) A German botanist who, in collaboration with T. Schwann, proposed the cell theory. Schleiden practised law before studying medicine and botany. His studies led him to conclude that all parts of a plant consist of cells or their derivatives, an idea he called ‘phytogenesis’, publishing an account of it in 1838.
Apr 5, 2021 · Matthias Jakob Schleiden, a German botanist and microscopist, was born Apr. 5, 1804.