Indole Phyentec (http://users.lycaeum.org/~desoxy)
(http://users.lycaeum.org/~desoxy)A History of Simple Indole Extraction and Isolation Techniques (http://users.lycaeum.org/~desoxy/Extiso.htm)
(http://users.lycaeum.org/~desoxy/Extiso.htm)Biosynthetic Pathways of Tryptamine & Tryptophan (http://users.lycaeum.org/~desoxy/Pathways.htm)
(http://users.lycaeum.org/~desoxy/Pathways.htm)