Websites in Constituents

1. Alkaloids
   Tutorial on alkaloids and the differences between true alkaloids, proto-alkaloids and pseudo-alkaloids.
   http://www.friedli.com/herbs/phytochem/alkaloids/alkaloid1.html
   
   
2. Coumarins
   Tutorials on Coumarins.
   http://www.friedli.com/herbs/phytochem/coumarins.html
   
   
3. Flavonoids
   Tutorials on Flavonoids, including Isoflavonoids, Anthocyanidins, Neoflavonoids, and Flavono-lignans. Examples of Biological active flavonoids: Rotenone and Milk Thistle.
   http://www.friedli.com/herbs/phytochem/flavonoids.html
   
   
4. Glycosides
   Tutorials on Glycosides including licorice.
   http://www.friedli.com/herbs/phytochem/glycosides.html
   
   
5. Merck Chromatography
   Chromatography conditions of selected alkaloids.
   http://www.chromatography.co.uk/
   
   
6. Plant Constituents
   Links to resources to identify the chemical constituents of medicinal herbs and their properties
   http://medherb.com/CONSTITS.HTM
   
   
7. Polyketides
   Tutorial on Polyketides
   http://www.friedli.com/herbs/phytochem/polyketides/index.html
   
   
8. Proteins
   Protein structure and structure determination, denaturation, gelation, protein-protein interactions, protein-polysaccharide interactions and protein stability.
   http://www.friedli.com/herbs/phytochem/proteins.html
   
   
9. Shikimic acid
   Derivatives from Shikimic acid.
   http://www.friedli.com/herbs/phytochem/shikimic.html
   
   

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