7633
IL-2R chains were measured by flow cytometry , and Jaks/Stats by sodium dodecyl sulfate polyacrylamide gel electrophoresis ( SDS-PAGE ) and Western blot .
 Jaks/Stats
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:
 Jaks/Stats