15627
Nerve injury transiently elevated NFATc1 - c3 mRNA levels and persistently increased NFATc4 and C - C chemokine receptor type 2 ( CCR2 ) mRNA levels in the DRG .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 None