4490
Macrophages lost their ability to express the 80-kD STAT5A protein , but retained their ability to activate STAT5A .
 protein: STAT5A; protein: 80-kD STAT5A protein; protein: STAT5A
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: STAT5A, 80-kD STAT5A protein, STAT5A 
Answer:
 protein: STAT5A; protein: 80-kD STAT5A protein; protein: STAT5A