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Compared to healthy controls a lower DR5 frequency was observed in patients with RA except for the Tiopronin related nephritis group .
 Disease: RA; Chemical: Tiopronin; Disease: nephritis
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: RA; Chemical: Tiopronin; Disease: nephritis