28836
It is possible that vitamin C , an antioxidant , may prevent cigarette smoke ( CS ) - induced NF - kappa B activation that involves degradation of I - kappa B epsilon and nuclear translocation of c - Rel / p50 in alveolar epithelial cells .
 Chemical: vitamin C
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: vitamin C