8228
Estrone potentiates myeloid cell differentiation : a role for 17 beta-hydroxysteroid dehydrogenase in modulating hemopoiesis.
 protein: 17 beta-hydroxysteroid dehydrogenase
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: 17 beta-hydroxysteroid dehydrogenase 
Answer:
 protein: 17 beta-hydroxysteroid dehydrogenase