1406
The cell surface receptors for PRL and interleukin-2 ( IL-2 ) are structurally distinct, but share regulatory tasks in T lymphocytes .
 protein: PRL; protein: interleukin-2; cell type: T lymphocytes; protein: IL-2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: PRL; protein: interleukin-2; cell type: T lymphocytes; protein: IL-2