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In Rat - 1a cells the expression of human c - jun mRNA was associated with the ability to clone in soft agarose and form tumors in nude mice .
 GENE: human c - jun mRNA
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: human c - jun mRNA 
Answer:
 GENE: human c - jun mRNA