2791
Pbx1 is a downstream target of Evi - 1 in hematopoietic stem / progenitors and leukemic cells .
 Anatomy: hematopoietic stem / progenitors; Anatomy: leukemic cells
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: hematopoietic stem / progenitors; Anatomy: leukemic cells