20119
We describe the extrinsic and intrinsic pro - apoptotic pathways of TRAIL , together with the evidences for its pro - survival signaling , and with the relevance of these pathways in therapy .
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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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