11955
Mechanistically , it was determined that the induced levels of GADD45 gamma mRNA resulting from ( - ) - xanthatin exposures were stabilized by coordinately produced ROS , and that the consequent induction of GADD45 gamma mRNA , GADD45 gamma protein and ROS generation were abrogated by co - treatment with N - acetyl - l - cysteine .
 Chemical: ( - ) - xanthatin; Chemical: N - acetyl - l - cysteine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: ( - ) - xanthatin; Chemical: N - acetyl - l - cysteine