7997
CT - 1 produces its effects through a unique receptor system comprising LIF receptor ( LIFR beta ) and a common signal transducer , the glycoprotein 130 ( gp130 ) .
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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:
 None