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The myb proto oncogene product ( c - Myb ) is a transcriptional regulator and its expression and function are tightly linked to the cellular entry into S phase and DNA synthesis .
 GENE: myb proto oncogene product; GENE: c - Myb
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: myb proto oncogene product; GENE: c - Myb