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Recent approaches using synthetic non - viral vector platforms to deliver the pain - suppressive therapeutic transgene , IL - 10 , to the spinal subarachnoid space have yielded promising results in animal models of peripheral neuropathy , a condition involving aberrant neuronal communication within sensory pathways in the nervous system .
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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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