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Recently , an alternatively spliced form of c - myb - encoded mRNA has been identified in murine cells containing either normal or rearranged c - myb genes .
 GENE: c - myb - encoded mRNA; GENE: c - myb genes
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: c - myb - encoded mRNA; GENE: c - myb genes