9882
We examined the contribution of the two isoforms of STAT5 , STAT5A and STAT5B , to IL-2- and IL-7- induced activation of human peripheral blood T lymphoblasts .
 cell type: human peripheral blood T lymphoblasts; protein: STAT5A; protein: STAT5B; protein: STAT5
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: human peripheral blood T lymphoblasts, STAT5A, STAT5B, STAT5 
Answer:
 cell type: human peripheral blood T lymphoblasts; protein: STAT5A; protein: STAT5B; protein: STAT5