11296
To date , four types of somatic genetic alterations are known to hold potential interest for the diagnosis and / or prognosis of follicular cell - derived thyroid carcinomas : BRAF and RAS mutations , and RET / PTC and PAX8 / PPAR gamma rearrangements .
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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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