962
Over a 72-hr period of activation, the expression of the 50-kDa NF-kappa B , p50 , and its precursor, p105 , was increased progressively.
 protein: p105; protein: p50; protein: 50-kDa NF-kappa B
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: p105; protein: p50; protein: 50-kDa NF-kappa B