26385
A series of studies have recently demonstrated that the release of interleukin 1 beta induced by monosodium urate crystals is central to the experimental gouty arthritis .
 Chemical: monosodium urate
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: monosodium urate