13986
To study the influence of NFkappaB activity on apoptosis mediated by TRAIL , CD95, TNFalpha , or doxorubicin , NFkappaB activation was inhibited using the proteasome inhibitor N-acetyl-L-leucinyl-L-leucinyl-L-norleucinal or transient overexpression of mutant IkappaBalpha .
 TNFalpha, mutant IkappaBalpha, NFkappaB, proteasome, NFkappaB, TRAIL
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 TNFalpha, mutant IkappaBalpha, NFkappaB, proteasome, NFkappaB, TRAIL