5253
T ( 4 ) treatment alone accelerated development concomitant with altered levels of TH receptors alpha and beta , proliferating cell nuclear antigen , and gelatinase B mRNAs in the brain and tail .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None