15242
A functional role in drug resistance is supported by evidence that tumor cells with acquired resistance to antitumor agents may display increased Akt activation and that treatment with molecularly targeted agents can activate feed - back loops involving Akt .
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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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