1. 
   sitosterol
   (si-tos´tәr-ol) any of a group of closely related plant sterols, designated by Greek letters according to distinguishing characteristics. a preparation of β-sitosterol and certain saturated sterols, used to treat hypercholesterolemia.
   Found op http://www.encyclo.co.uk/local/21001
   
   
2. 
   sitosterol
   Type: Term Pronunciation: sī-tō-stĕr′awl Definitions: 1. A plant-derived chemical similar to cholesterol, commonly found in wheat germ, soybeans, and corn oil. Synonyms: beta-sitosterol
   Found op http://www.medilexicon.com/medicaldictionary.php?t=82399
   
   

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