14400
We have previously reported that the T lymphocytes of a child with severe combined immunodeficiency are defective in the transcription of several lymphokine genes that include IL2 , IL3 , IL4 , and IL5 , which encode interleukins 2, 3, 4, and 5 ( IL-2 , -3 , -4 , and -5 ).
 IL4, interleukins, IL-2, IL3, -5, -4, IL5, genes, lymphokine genes, -3, lymphokine, T lymphocytes, IL2
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:
 IL4, interleukins, IL-2, IL3, -5, -4, IL5, genes, lymphokine genes, -3, lymphokine, T lymphocytes, IL2