1. 
   Ryanodine
   Ryanodine is a poisonous alkaloid found in the South American plant Ryania speciosa (Flacourtiaceae). It was originally used as an insecticide. The compound has extremely high affinity to the open-form ryanodine receptor, a group of calcium channels found in skeletal and heart muscle cells. It bind...
   Found op http://en.wikipedia.org/wiki/Ryanodine
   
   
2. 
   ryanodine
   Drug that blocks the release of calcium from the sarcoplasmic reticulum of skeletal muscle. Ryanodine-binding proteins have also been found in the CNS.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
3. 
   ryanodine
   <drug> A drug that blocks the release of calcium from the sarcoplasmic reticulum of skeletal muscle. Ryanodine binding proteins have also been found in the CNS. ... (17 Dec 1997) ...
   Found op http://www.mondofacto.com/facts/dictionary?ryanodine
   
   
4. 
   ryanodine
   Type: Term Pronunciation: rī-an′ō-dēn Definitions: 1. An alkaloid obtained from Ryania speciosa (family Flacourtiaceae); has a disruptive effect on calcium storage in cardiac and skeletal muscle, where it produces sustained contractions; used as an insecticide.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=79243
   
   

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