7146
Furthermore, CD28 coligation fails to enhance IL-2 promoter-reporter or RE/AP construct expression in CD2 -activated LPMC .
 RE/AP, IL-2 promoter-reporter, CD2, CD2 -activated LPMC, IL-2, CD28, LPMC
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:
 RE/AP, IL-2 promoter-reporter, CD2, CD2 -activated LPMC, IL-2, CD28, LPMC