Internet consulté le 26-03-2005, http://en.wikipedia.org/wiki/Theodor_Schwann
Information trouvée : Theodor Schwann (December 7, 1810 - January 11, 1882) was a German physiologist, histologist
and cytologist. Among his many contributions to biology there were the cell theory,
the discovery of Schwann cells in the nervous system, the discovery and study of pepsin,
the discovery of the organic nature of yeast and the invention of the term metabolism.