10199
At 4 . 5 months , INS ( C94Y ) transgenic pigs exhibited 41 % reduced body weight , 72 % decreased beta - cell mass ( - 53 % relative to body weight ) , and 60 % lower fasting insulin levels compared with littermate controls .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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