13840
We were, therefore, interested in examining mutated CIITA constructs for their effect on porcine MHC class II expression .
 CIITA constructs, MHC class II, CIITA
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:
 CIITA constructs, MHC class II, CIITA